mirror of
https://github.com/QB64Official/qb64.git
synced 2024-08-22 11:25:08 +00:00
794 lines
27 KiB
Text
794 lines
27 KiB
Text
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'INI Manager v1.01
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'Fellippe Heitor, 2017-2021 - fellippe@qb64.org - @fellippeheitor
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SUB IniSortSection (file$, __section$)
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SHARED IniCODE, IniLastKey$, IniWholeFile$
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SHARED IniDisableAutoCommit
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REDIM Keys(1 TO 100) AS STRING
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DIM TotalKeys, tempValue$, i AS LONG, Backup$, CommitBackup
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IF IniFormatSection$(__section$) = "[]" THEN IniCODE = 15: EXIT SUB
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DO
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tempValue$ = ReadSetting(file$, __section$, "")
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IF LEFT$(IniINFO$, 7) = "ERROR: " THEN EXIT SUB
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IF IniCODE = 10 THEN EXIT DO
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TotalKeys = TotalKeys + 1
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IF TotalKeys > UBOUND(Keys) THEN
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REDIM _PRESERVE Keys(1 TO UBOUND(Keys) + 100) AS STRING
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END IF
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Keys(TotalKeys) = IniLastKey$ + "=" + tempValue$
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LOOP
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REDIM _PRESERVE Keys(1 TO TotalKeys) AS STRING
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IF IniArraySort(Keys()) = 0 THEN IniCODE = 23: EXIT SUB
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CommitBackup = IniDisableAutoCommit
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IniDisableAutoCommit = -1 'Prevent every minor change from being written to disk
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Backup$ = IniWholeFile$
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FOR i = 1 TO TotalKeys
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IniDeleteKey file$, __section$, LEFT$(Keys(i), INSTR(Keys(i), "=") - 1)
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IF LEFT$(IniINFO$, 7) = "ERROR: " THEN
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IniDisableAutoCommit = CommitBackup
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IniWholeFile$ = Backup$
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EXIT SUB
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END IF
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NEXT
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FOR i = 1 TO TotalKeys
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WriteSetting file$, __section$, LEFT$(Keys(i), INSTR(Keys(i), "=") - 1), MID$(Keys(i), INSTR(Keys(i), "=") + 1)
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IF LEFT$(IniINFO$, 7) = "ERROR: " THEN
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IniDisableAutoCommit = CommitBackup
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IniWholeFile$ = Backup$
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EXIT SUB
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END IF
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NEXT
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IniDisableAutoCommit = CommitBackup 'Restore writing to disk (or previously set state) and
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IniCommit ' commit changes.
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IniCODE = 22
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END SUB
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SUB IniDeleteSection (file$, __section$)
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SHARED IniNewFile$, IniCODE, currentIniFileName$
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SHARED IniLF$, IniWholeFile$, currentIniFileLOF AS _UNSIGNED LONG
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IniLoad file$
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IF IniCODE THEN EXIT SUB
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DIM a$
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IniCODE = 0
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a$ = IniGetSection(__section$)
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IF IniCODE THEN EXIT SUB
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IniNewFile$ = LEFT$(IniWholeFile$, INSTR(IniWholeFile$, a$) - 1)
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IniNewFile$ = IniNewFile$ + MID$(IniWholeFile$, INSTR(IniWholeFile$, a$) + LEN(a$ + IniLF$))
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IniCommit
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IniCODE = 13
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END SUB
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SUB IniDeleteKey (file$, __section$, __key$)
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SHARED IniPosition AS _UNSIGNED LONG, IniCODE
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SHARED IniLF$, IniWholeFile$, IniSectionData$
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SHARED IniLastSection$, IniLastKey$, IniNewFile$
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DIM tempValue$
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DIM section$, key$
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DIM FoundLF AS _UNSIGNED LONG
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IniCODE = 0
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'prepare variables for the write operation
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section$ = IniFormatSection$(__section$)
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IF IniCODE THEN EXIT SUB
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key$ = LTRIM$(RTRIM$(__key$))
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IF key$ = "" THEN IniCODE = 12: EXIT SUB
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IniLastKey$ = key$
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'Read the existing key to fill IniPosition
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tempValue$ = ReadSetting$(file$, section$, key$)
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IF IniCODE > 0 AND IniCODE <> 2 THEN EXIT SUB 'key not found
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'map IniPosition (set in the section block) to the global file position
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IniPosition = INSTR(IniWholeFile$, IniSectionData$) + IniPosition - 1
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FoundLF = INSTR(IniPosition, IniWholeFile$, IniLF$)
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IF FoundLF = 0 THEN FoundLF = LEN(IniWholeFile$)
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IniNewFile$ = LEFT$(IniWholeFile$, IniPosition - 1) + MID$(IniWholeFile$, FoundLF + LEN(IniLF$))
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IniCommit
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IniCODE = 19
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END SUB
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SUB IniMoveKey (file$, __section$, __key$, __newsection$)
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'A move operation is a copy operation + a delete operation
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SHARED IniCODE
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DIM tempValue$
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tempValue$ = ReadSetting(file$, __section$, __key$)
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IF IniCODE > 0 AND IniCODE <> 2 THEN EXIT SUB
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WriteSetting file$, __newsection$, __key$, tempValue$
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IF IniCODE > 0 AND IniCODE <> 2 AND IniCODE <> 7 AND IniCODE <> 9 THEN EXIT SUB
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IniDeleteKey file$, __section$, __key$
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IF IniCODE = 19 THEN IniCODE = 20
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END SUB
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SUB IniCommit
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SHARED currentIniFileName$, IniWholeFile$, currentIniFileLOF AS _UNSIGNED LONG
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SHARED IniNewFile$, IniDisableAutoCommit, IniCODE
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IF currentIniFileName$ = "" THEN IniCODE = 18: EXIT SUB
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IniWholeFile$ = IniNewFile$
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currentIniFileLOF = LEN(IniNewFile$)
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IF NOT IniDisableAutoCommit THEN
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DIM fileNum AS INTEGER
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fileNum = FREEFILE
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OPEN currentIniFileName$ FOR BINARY AS #fileNum
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IF LEN(IniWholeFile$) < LOF(fileNum) THEN
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CLOSE fileNum
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OPEN currentIniFileName$ FOR OUTPUT AS #fileNum: CLOSE #fileNum
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OPEN currentIniFileName$ FOR BINARY AS #fileNum
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END IF
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PUT #fileNum, 1, IniNewFile$
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CLOSE #fileNum 'flush
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END IF
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END SUB
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FUNCTION IniGetSection$ (__section$)
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SHARED IniPosition AS _UNSIGNED LONG, IniCODE, currentIniFileName$
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SHARED IniLF$, IniWholeFile$, currentIniFileLOF AS _UNSIGNED LONG
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IF currentIniFileName$ = "" THEN IniCODE = 18: EXIT FUNCTION
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IF currentIniFileLOF = 0 OR LEN(LTRIM$(RTRIM$(IniWholeFile$))) = 0 THEN IniCODE = 17: EXIT FUNCTION
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IniCODE = 0
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DIM section$, foundSection AS _UNSIGNED LONG, endSection AS _UNSIGNED LONG
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DIM i AS _UNSIGNED LONG, Bracket1 AS _UNSIGNED LONG, sectionStart AS _UNSIGNED LONG
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DIM inQuote AS _BYTE
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section$ = IniFormatSection$(__section$)
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IF IniCODE THEN EXIT FUNCTION
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IF section$ = "[]" THEN
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'fetch the "global" section, if present
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sectionStart = INSTR(IniWholeFile$, "[")
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IF sectionStart = 0 THEN IniGetSection$ = IniWholeFile$: EXIT FUNCTION
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FOR i = sectionStart - 1 TO 1 STEP -1
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IF ASC(IniWholeFile$, i) = 10 THEN foundSection = i + 1: EXIT FOR
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IF ASC(IniWholeFile$, i) <> 32 THEN EXIT FOR
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NEXT
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IF i = 0 THEN foundSection = 1
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IniGetSection$ = LEFT$(IniWholeFile$, foundSection - 1)
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ELSE
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DO
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sectionStart = INSTR(sectionStart + 1, LCASE$(IniWholeFile$), LCASE$(section$))
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IF sectionStart = 0 THEN IniCODE = 14: EXIT DO
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'make sure it's a valid section header
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foundSection = 0
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FOR i = sectionStart - 1 TO 1 STEP -1
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IF ASC(IniWholeFile$, i) = 10 THEN foundSection = i + 1: EXIT FOR
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IF ASC(IniWholeFile$, i) <> 32 THEN EXIT FOR
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NEXT
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IF i = 0 THEN foundSection = 1
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IF foundSection > 0 THEN
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'we found it; time to identify where this section ends
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'(either another [section] or the end of the file
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Bracket1 = sectionStart
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checkAgain:
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Bracket1 = INSTR(Bracket1 + 1, IniWholeFile$, "[")
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IF Bracket1 > 0 THEN
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'found a bracket; check if it's inside quotes
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inQuote = 0
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FOR i = 1 TO Bracket1 - 1
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IF ASC(IniWholeFile$, i) = 34 THEN inQuote = NOT inQuote
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NEXT
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IF inQuote THEN GOTO checkAgain
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FOR i = Bracket1 - 1 TO 1 STEP -1
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IF ASC(IniWholeFile$, i) = 10 THEN endSection = i + 1 - LEN(IniLF$): EXIT FOR
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IF ASC(IniWholeFile$, i) = 61 THEN GOTO checkAgain 'bracket is inside a key's value
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IF i <= foundSection THEN EXIT FOR
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NEXT
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IniGetSection$ = MID$(IniWholeFile$, foundSection, endSection - foundSection)
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ELSE
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IniGetSection$ = MID$(IniWholeFile$, foundSection)
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END IF
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EXIT FUNCTION
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END IF
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LOOP
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END IF
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END FUNCTION
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FUNCTION IniFormatSection$ (__section$)
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SHARED IniCODE
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DIM section$
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section$ = LTRIM$(RTRIM$(__section$))
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'sections are in the format [section name] - add brackets if not passed
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IF LEFT$(section$, 1) <> "[" THEN section$ = "[" + section$
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IF RIGHT$(section$, 1) <> "]" THEN section$ = section$ + "]"
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IF INSTR(MID$(section$, 2, LEN(section$) - 3), "[") OR INSTR(MID$(section$, 2, LEN(section$) - 3), "]") THEN
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IniCODE = 15
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EXIT FUNCTION
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END IF
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IniFormatSection$ = section$
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END FUNCTION
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FUNCTION ReadSetting$ (file$, __section$, __key$)
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SHARED IniLastSection$, IniLastKey$, IniWholeFile$, IniLF$
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SHARED IniPosition AS _UNSIGNED LONG, IniSectionData$
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SHARED IniCODE, IniAllowBasicComments
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SHARED currentIniFileLOF AS _UNSIGNED LONG
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IniLoad file$
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IF IniCODE THEN EXIT FUNCTION
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IF currentIniFileLOF = 0 OR LEN(LTRIM$(RTRIM$(IniWholeFile$))) = 0 THEN IniCODE = 17: EXIT FUNCTION
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DIM Equal AS _UNSIGNED LONG, tempValue$, key$, section$
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DIM Quote AS _UNSIGNED LONG, Comment AS _UNSIGNED LONG
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DIM i AS LONG, FoundLF AS _UNSIGNED LONG
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section$ = IniFormatSection(__section$)
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IF IniCODE THEN EXIT FUNCTION
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'fetch the desired section$
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IniSectionData$ = IniGetSection(section$)
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IF IniCODE > 0 AND IniCODE <> 17 THEN EXIT FUNCTION
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IF LEN(IniSectionData$) = 0 AND section$ <> "[]" THEN IniCODE = 14: EXIT FUNCTION
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IniLastSection$ = section$
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IniPosition = 0
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key$ = LTRIM$(RTRIM$(__key$))
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IniLastKey$ = ""
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IF key$ = "" THEN
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IF section$ = "[]" THEN IniSectionData$ = IniWholeFile$
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key$ = IniNextKey
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IF IniCODE THEN EXIT FUNCTION
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IF key$ = "" THEN
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IniCODE = 10
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EXIT FUNCTION
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END IF
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END IF
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IF LEFT$(key$, 1) = ";" OR LEFT$(key$, 1) = "'" OR INSTR(key$, "[") > 0 OR INSTR(key$, "]") > 0 OR INSTR(key$, "=") > 0 THEN
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IniCODE = 12
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EXIT FUNCTION
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END IF
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IniLastKey$ = key$
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IF IniPosition > 0 THEN Equal = IniPosition: GOTO KeyFound
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CheckKey:
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IniPosition = INSTR(IniPosition + 1, LCASE$(IniSectionData$), LCASE$(key$))
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IF IniPosition > 0 THEN
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'identify if this occurrence is actually a key and not part of a key name/value
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FOR i = IniPosition - 1 TO 1 STEP -1
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IF ASC(IniSectionData$, i) = 10 THEN EXIT FOR
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IF ASC(IniSectionData$, i) <> 10 AND ASC(IniSectionData$, i) <> 32 THEN
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'not a key
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GOTO CheckKey
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END IF
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NEXT
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'check if there's nothing but an equal sign ahead
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FOR i = IniPosition + LEN(key$) TO LEN(IniSectionData$)
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IF ASC(IniSectionData$, i) = ASC("=") THEN EXIT FOR
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IF ASC(IniSectionData$, i) <> ASC("=") AND ASC(IniSectionData$, i) <> 32 THEN
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'not the key
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GOTO CheckKey
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END IF
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NEXT
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'so far so good; check if there is an assignment
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Equal = INSTR(IniPosition, IniSectionData$, "=")
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KeyFound:
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FoundLF = INSTR(IniPosition, IniSectionData$, IniLF$)
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IF FoundLF > 0 THEN
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IF Equal > FoundLF THEN GOTO CheckKey
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ELSE
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FoundLF = LEN(IniSectionData$) + 1
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IF Equal = 0 THEN GOTO CheckKey
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END IF
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tempValue$ = LTRIM$(RTRIM$(MID$(IniSectionData$, Equal + 1, FoundLF - Equal - 1)))
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IF LEN(tempValue$) > 0 THEN
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IF LEFT$(tempValue$, 1) = CHR$(34) THEN
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tempValue$ = MID$(tempValue$, 2)
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Quote = INSTR(tempValue$, CHR$(34))
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IF Quote > 0 THEN
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tempValue$ = LEFT$(tempValue$, Quote - 1)
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END IF
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ELSE
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IF IniAllowBasicComments THEN Comment = INSTR(tempValue$, "'") 'BASIC style comments accepted
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IF Comment = 0 THEN Comment = INSTR(tempValue$, ";")
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IF Comment > 0 THEN
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tempValue$ = LTRIM$(RTRIM$(LEFT$(tempValue$, Comment - 1)))
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END IF
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END IF
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ELSE
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IniCODE = 2
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END IF
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ELSE
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IniCODE = 3
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EXIT FUNCTION
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END IF
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ReadSetting$ = tempValue$
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IniLastSection$ = IniCurrentSection$
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END FUNCTION
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FUNCTION IniCurrentSection$
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SHARED IniPosition AS _UNSIGNED LONG, IniSectionData$, IniWholeFile$
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DIM GlobalPosition AS _UNSIGNED LONG, i AS _UNSIGNED LONG
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DIM ClosingBracket AS _UNSIGNED LONG
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GlobalPosition = INSTR(IniWholeFile$, IniSectionData$) + IniPosition - 1
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CheckSection:
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FOR i = GlobalPosition - 1 TO 1 STEP -1
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IF ASC(IniWholeFile$, i) = ASC("[") THEN
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GlobalPosition = i: EXIT FOR
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END IF
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NEXT
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IF i = 0 THEN IniCurrentSection$ = "[]": EXIT FUNCTION
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'identify if this occurrence is actually a section header and not something else
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FOR i = GlobalPosition - 1 TO 1 STEP -1
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IF ASC(IniWholeFile$, i) = 10 THEN EXIT FOR
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IF ASC(IniWholeFile$, i) <> 10 AND ASC(IniWholeFile$, i) <> 32 THEN
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'not a section header
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GOTO CheckSection
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END IF
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NEXT
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ClosingBracket = INSTR(GlobalPosition, IniWholeFile$, "]")
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IF ClosingBracket > 0 THEN
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IniCurrentSection$ = MID$(IniWholeFile$, GlobalPosition, ClosingBracket - GlobalPosition + 1)
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END IF
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END FUNCTION
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SUB WriteSetting (file$, __section$, __key$, __value$)
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SHARED IniPosition AS _UNSIGNED LONG, IniCODE, currentIniFileName$
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SHARED IniLF$, IniWholeFile$, IniSectionData$
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SHARED IniLastSection$, IniLastKey$, IniNewFile$
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SHARED IniDisableAddQuotes
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DIM tempValue$, section$, key$, value$
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IniCODE = 0
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'prepare variables for the write operation
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section$ = IniFormatSection$(__section$)
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IF IniCODE THEN EXIT SUB
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key$ = LTRIM$(RTRIM$(__key$))
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IF key$ = "" THEN IniCODE = 12: EXIT SUB
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IniLastKey$ = key$
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value$ = LTRIM$(RTRIM$(__value$))
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IF LTRIM$(STR$(VAL(value$))) <> value$ THEN
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IF NOT IniDisableAddQuotes THEN
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'if not a numeric value and value contains spaces, add quotation marks
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IF INSTR(value$, CHR$(32)) THEN value$ = CHR$(34) + value$ + CHR$(34)
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END IF
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END IF
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'Read the existing key to fill IniPosition
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tempValue$ = ReadSetting$(file$, section$, key$)
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||
|
'map IniPosition (set in the section block) to the global file position
|
||
|
IniPosition = INSTR(IniWholeFile$, IniSectionData$) + IniPosition - 1
|
||
|
|
||
|
IF IniCODE = 1 OR IniCODE = 17 THEN
|
||
|
'file not found or empty; create a new one
|
||
|
IF file$ = "" THEN file$ = currentIniFileName$
|
||
|
IF file$ = "" THEN IniCODE = 21: EXIT SUB
|
||
|
|
||
|
currentIniFileName$ = file$
|
||
|
|
||
|
IF section$ <> "[]" THEN
|
||
|
IniNewFile$ = section$ + IniLF$
|
||
|
END IF
|
||
|
|
||
|
IniNewFile$ = IniNewFile$ + key$ + "=" + value$
|
||
|
|
||
|
IniCODE = 0
|
||
|
IniCommit
|
||
|
IniLoad file$
|
||
|
IF IniCODE = 0 THEN IniCODE = 11
|
||
|
IniLastSection$ = section$
|
||
|
EXIT SUB
|
||
|
END IF
|
||
|
|
||
|
IF IniCODE = 0 OR IniCODE = 2 THEN 'key found and read back; write new value$
|
||
|
IF LCASE$(IniLastSection$) = LCASE$(section$) THEN
|
||
|
IF LTRIM$(RTRIM$(__value$)) = tempValue$ AND LEN(LTRIM$(RTRIM$(__value$))) > 0 THEN
|
||
|
'identical values skip the writing routine
|
||
|
IniCODE = 8
|
||
|
EXIT SUB
|
||
|
END IF
|
||
|
|
||
|
DIM nextLine AS _UNSIGNED LONG
|
||
|
nextLine = INSTR(IniPosition + 1, IniWholeFile$, IniLF$)
|
||
|
|
||
|
'create new file contents
|
||
|
IniNewFile$ = LEFT$(IniWholeFile$, IniPosition - 1)
|
||
|
IniNewFile$ = IniNewFile$ + key$ + "=" + value$
|
||
|
|
||
|
IF nextLine > 0 THEN
|
||
|
IniNewFile$ = IniNewFile$ + MID$(IniWholeFile$, nextLine)
|
||
|
END IF
|
||
|
|
||
|
IniCommit
|
||
|
|
||
|
IniCODE = 4
|
||
|
END IF
|
||
|
ELSEIF IniCODE = 3 OR IniCODE = 14 THEN 'Key not found, Section not found
|
||
|
IniCODE = 0
|
||
|
IF LCASE$(IniLastSection$) = LCASE$(section$) THEN
|
||
|
'find this section$ in the current ini file;
|
||
|
DIM Bracket1 AS _UNSIGNED LONG
|
||
|
DIM beginSection AS _UNSIGNED LONG, endSection AS _UNSIGNED LONG
|
||
|
DIM i AS _UNSIGNED LONG
|
||
|
|
||
|
beginSection = 0
|
||
|
endSection = 0
|
||
|
|
||
|
CheckSection:
|
||
|
beginSection = INSTR(beginSection + 1, LCASE$(IniWholeFile$), LCASE$(section$))
|
||
|
IF beginSection = 0 THEN GOTO CreateSection
|
||
|
|
||
|
'identify if this occurrence is actually the section header and not something else
|
||
|
FOR i = beginSection - 1 TO 1 STEP -1
|
||
|
IF ASC(IniWholeFile$, i) = 10 THEN EXIT FOR
|
||
|
IF ASC(IniWholeFile$, i) <> 10 AND ASC(IniWholeFile$, i) <> 32 THEN
|
||
|
'not the section header
|
||
|
GOTO CheckSection
|
||
|
END IF
|
||
|
NEXT
|
||
|
|
||
|
'we found it; time to identify where this section ends
|
||
|
'(either another [section], a blank line or the end of the file
|
||
|
Bracket1 = INSTR(beginSection + 1, IniWholeFile$, "[")
|
||
|
IF Bracket1 > 0 THEN
|
||
|
FOR i = Bracket1 - 1 TO 1 STEP -1
|
||
|
IF ASC(IniWholeFile$, i) = 10 THEN endSection = i + 1 - LEN(IniLF$): EXIT FOR
|
||
|
IF i <= beginSection THEN EXIT FOR
|
||
|
NEXT
|
||
|
END IF
|
||
|
|
||
|
IF endSection > 0 THEN
|
||
|
'add values to the end of the specified section$
|
||
|
IniNewFile$ = LEFT$(IniWholeFile$, endSection - 1)
|
||
|
IniNewFile$ = IniNewFile$ + key$ + "=" + value$ + IniLF$
|
||
|
IF MID$(IniWholeFile$, endSection, LEN(IniLF$)) <> IniLF$ THEN IniNewFile$ = IniNewFile$ + IniLF$
|
||
|
IniNewFile$ = IniNewFile$ + MID$(IniWholeFile$, endSection)
|
||
|
ELSE
|
||
|
'add values to the end of the file
|
||
|
IniNewFile$ = IniWholeFile$
|
||
|
IF RIGHT$(IniNewFile$, LEN(IniLF$)) = IniLF$ THEN
|
||
|
IniNewFile$ = IniNewFile$ + key$ + "=" + value$
|
||
|
ELSE
|
||
|
IniNewFile$ = IniNewFile$ + IniLF$ + key$ + "=" + value$
|
||
|
END IF
|
||
|
END IF
|
||
|
|
||
|
IniCommit
|
||
|
|
||
|
IF IniCODE = 0 THEN IniCODE = 7
|
||
|
EXIT SUB
|
||
|
ELSE
|
||
|
CreateSection:
|
||
|
IniNewFile$ = IniWholeFile$
|
||
|
IF section$ = "[]" THEN GOTO WriteAtTop
|
||
|
|
||
|
IF RIGHT$(IniNewFile$, LEN(IniLF$) * 2) = IniLF$ + IniLF$ THEN
|
||
|
IniNewFile$ = IniNewFile$ + section$ + IniLF$ + key$ + "=" + value$ + IniLF$
|
||
|
ELSEIF RIGHT$(IniNewFile$, LEN(IniLF$)) = IniLF$ THEN
|
||
|
IniNewFile$ = IniNewFile$ + IniLF$ + section$ + IniLF$ + key$ + "=" + value$ + IniLF$
|
||
|
ELSE
|
||
|
IniNewFile$ = IniNewFile$ + IniLF$ + IniLF$ + section$ + IniLF$ + key$ + "=" + value$ + IniLF$
|
||
|
END IF
|
||
|
|
||
|
IniCommit
|
||
|
|
||
|
IF IniCODE = 0 THEN IniCODE = 9 ELSE IniCODE = 16
|
||
|
EXIT SUB
|
||
|
END IF
|
||
|
|
||
|
'if not found, key$=value$ is written to the beginning of the file
|
||
|
WriteAtTop:
|
||
|
IniNewFile$ = key$ + "=" + value$ + IniLF$
|
||
|
IF LEFT$(LTRIM$(IniWholeFile$), 1) = "[" THEN IniNewFile$ = IniNewFile$ + IniLF$
|
||
|
IniNewFile$ = IniNewFile$ + IniWholeFile$
|
||
|
|
||
|
IniCommit
|
||
|
|
||
|
IniCODE = 5
|
||
|
END IF
|
||
|
END SUB
|
||
|
|
||
|
SUB IniSetAddQuotes (state AS _BYTE)
|
||
|
SHARED IniDisableAddQuotes
|
||
|
IF state THEN
|
||
|
IniDisableAddQuotes = 0
|
||
|
ELSE
|
||
|
IniDisableAddQuotes = -1
|
||
|
END IF
|
||
|
END SUB
|
||
|
|
||
|
SUB IniSetForceReload (state AS _BYTE)
|
||
|
SHARED IniForceReload
|
||
|
IF state THEN
|
||
|
IniForceReload = -1
|
||
|
ELSE
|
||
|
IniForceReload = 0
|
||
|
END IF
|
||
|
END SUB
|
||
|
|
||
|
SUB IniSetAllowBasicComments (state AS _BYTE)
|
||
|
SHARED IniAllowBasicComments
|
||
|
IF state THEN
|
||
|
IniAllowBasicComments = -1
|
||
|
ELSE
|
||
|
IniAllowBasicComments = 0
|
||
|
END IF
|
||
|
END SUB
|
||
|
|
||
|
SUB IniSetAutoCommit (state AS _BYTE)
|
||
|
SHARED IniDisableAutoCommit
|
||
|
IF state THEN
|
||
|
IniDisableAutoCommit = 0
|
||
|
ELSE
|
||
|
IniDisableAutoCommit = -1
|
||
|
END IF
|
||
|
END SUB
|
||
|
|
||
|
SUB IniClose
|
||
|
SHARED currentIniFileName$
|
||
|
DIM CommitBackup
|
||
|
|
||
|
IF currentIniFileName$ = "" THEN EXIT SUB
|
||
|
|
||
|
CommitBackup = IniDisableAutoCommit
|
||
|
IniDisableAutoCommit = 0
|
||
|
IniCommit
|
||
|
IniDisableAutoCommit = CommitBackup
|
||
|
|
||
|
currentIniFileName$ = ""
|
||
|
END SUB
|
||
|
|
||
|
SUB IniLoad (file$)
|
||
|
SHARED IniCODE, currentIniFileName$, IniLF$, IniWholeFile$
|
||
|
SHARED currentIniFileLOF AS _UNSIGNED LONG
|
||
|
SHARED IniForceReload
|
||
|
DIM fileNum AS INTEGER
|
||
|
|
||
|
'Error messages are returned with IniCODE
|
||
|
'Error descriptions can be fetched with function IniINFO$
|
||
|
IniCODE = 0
|
||
|
|
||
|
IF file$ <> "" AND currentIniFileName$ <> file$ THEN currentIniFileName$ = ""
|
||
|
|
||
|
IF IniForceReload AND LEN(currentIniFileName$) > 0 THEN
|
||
|
file$ = currentIniFileName$
|
||
|
currentIniFileName$ = ""
|
||
|
END IF
|
||
|
|
||
|
'Passing an empty file$ is allowed if user already
|
||
|
'passed a valid file in this session.
|
||
|
IF currentIniFileName$ = "" THEN
|
||
|
'initialization
|
||
|
IF _FILEEXISTS(file$) THEN
|
||
|
currentIniFileName$ = file$
|
||
|
|
||
|
'Load file into memory
|
||
|
fileNum = FREEFILE
|
||
|
OPEN currentIniFileName$ FOR BINARY AS #fileNum
|
||
|
currentIniFileLOF = LOF(fileNum)
|
||
|
IniWholeFile$ = SPACE$(currentIniFileLOF)
|
||
|
GET #fileNum, 1, IniWholeFile$
|
||
|
CLOSE #fileNum
|
||
|
|
||
|
'Check if this ini file uses CRLF or LF
|
||
|
IF INSTR(IniWholeFile$, CHR$(13)) THEN IniLF$ = CHR$(13) + CHR$(10) ELSE IniLF$ = CHR$(10)
|
||
|
ELSE
|
||
|
IniFileNotFound:
|
||
|
IniCODE = 1
|
||
|
|
||
|
$IF WIN THEN
|
||
|
IniLF$ = CHR$(13) + CHR$(10)
|
||
|
$ELSE
|
||
|
IniLF$ = CHR$(10)
|
||
|
$END IF
|
||
|
EXIT SUB
|
||
|
END IF
|
||
|
ELSEIF NOT _FILEEXISTS(currentIniFileName$) THEN
|
||
|
currentIniFileName$ = ""
|
||
|
GOTO IniFileNotFound
|
||
|
END IF
|
||
|
END SUB
|
||
|
|
||
|
FUNCTION IniNextKey$
|
||
|
SHARED IniCODE, IniLF$, currentIniFileName$, IniSectionData$
|
||
|
SHARED IniPosition AS _UNSIGNED LONG
|
||
|
STATIC lastDataBlock$, position AS _UNSIGNED LONG, tempLF$
|
||
|
|
||
|
IF currentIniFileName$ = "" THEN IniCODE = 18: EXIT FUNCTION
|
||
|
|
||
|
IF IniSectionData$ <> lastDataBlock$ THEN
|
||
|
position = 0
|
||
|
lastDataBlock$ = IniSectionData$
|
||
|
|
||
|
'data blocks must end with a line feed for parsing purposes
|
||
|
IF RIGHT$(IniSectionData$, LEN(IniLF$)) <> IniLF$ THEN tempLF$ = IniLF$ ELSE tempLF$ = ""
|
||
|
END IF
|
||
|
|
||
|
DIM Equal AS _UNSIGNED LONG, tempKey$
|
||
|
|
||
|
FindKey:
|
||
|
Equal = INSTR(position, IniSectionData$ + tempLF$, "=")
|
||
|
IF Equal = 0 THEN position = 0: EXIT FUNCTION
|
||
|
|
||
|
tempKey$ = LTRIM$(RTRIM$(MID$(IniSectionData$ + tempLF$, position + 1, Equal - position - 1)))
|
||
|
|
||
|
IF INSTR(tempKey$, CHR$(10)) > 0 THEN
|
||
|
position = position + INSTR(tempKey$, CHR$(10)) + 1
|
||
|
tempKey$ = MID$(tempKey$, INSTR(tempKey$, CHR$(10)) + 1)
|
||
|
END IF
|
||
|
|
||
|
DO WHILE LEFT$(tempKey$, LEN(IniLF$)) = IniLF$
|
||
|
tempKey$ = MID$(tempKey$, LEN(IniLF$) + 1)
|
||
|
position = position + LEN(IniLF$)
|
||
|
LOOP
|
||
|
|
||
|
position = INSTR(position + 1, IniSectionData$ + tempLF$, IniLF$)
|
||
|
|
||
|
IF LEFT$(tempKey$, 1) = ";" OR LEFT$(tempKey$, 1) = "'" OR INSTR(tempKey$, "[") > 0 OR INSTR(tempKey$, "]") > 0 OR INSTR(tempKey$, "=") > 0 THEN
|
||
|
GOTO FindKey
|
||
|
END IF
|
||
|
|
||
|
IniNextKey$ = tempKey$
|
||
|
IniPosition = Equal
|
||
|
END FUNCTION
|
||
|
|
||
|
FUNCTION IniNextSection$ (file$)
|
||
|
SHARED IniCODE, IniLF$, IniWholeFile$
|
||
|
|
||
|
STATIC sectionStart AS _UNSIGNED LONG
|
||
|
|
||
|
IniLoad file$
|
||
|
IF LEFT$(IniINFO$, 6) = "ERROR:" THEN EXIT FUNCTION
|
||
|
|
||
|
IniCODE = 0
|
||
|
|
||
|
DIM foundSection AS _UNSIGNED LONG, endSection AS _UNSIGNED LONG
|
||
|
DIM i AS _UNSIGNED LONG, Bracket1 AS _UNSIGNED LONG, Bracket2 AS _UNSIGNED LONG
|
||
|
|
||
|
FindNext:
|
||
|
sectionStart = INSTR(sectionStart + 1, IniWholeFile$, "[")
|
||
|
IF sectionStart = 0 THEN IniCODE = 24: EXIT FUNCTION
|
||
|
|
||
|
'make sure it's a valid section header
|
||
|
foundSection = 0
|
||
|
FOR i = sectionStart - 1 TO 1 STEP -1
|
||
|
IF ASC(IniWholeFile$, i) = 10 THEN foundSection = i + 1: EXIT FOR
|
||
|
IF ASC(IniWholeFile$, i) <> 32 THEN GOTO FindNext
|
||
|
NEXT
|
||
|
|
||
|
IF i = 0 THEN foundSection = 1
|
||
|
|
||
|
IF foundSection > 0 THEN
|
||
|
'we found it; time to identify where this section ends
|
||
|
'(either another [section] or the end of the file
|
||
|
Bracket2 = INSTR(sectionStart + 1, IniWholeFile$, "]")
|
||
|
IF Bracket2 = 0 THEN IniCODE = 24: EXIT FUNCTION
|
||
|
Bracket1 = INSTR(sectionStart + 1, IniWholeFile$, "[")
|
||
|
IF Bracket1 > 0 THEN
|
||
|
FOR i = Bracket1 - 1 TO 1 STEP -1
|
||
|
IF ASC(IniWholeFile$, i) = 10 THEN endSection = i + 1 - LEN(IniLF$): EXIT FOR
|
||
|
IF i <= foundSection THEN EXIT FOR
|
||
|
NEXT
|
||
|
IniNextSection$ = MID$(IniWholeFile$, foundSection, Bracket2 - foundSection + 1)
|
||
|
ELSE
|
||
|
IniNextSection$ = MID$(IniWholeFile$, foundSection, Bracket2 - foundSection + 1)
|
||
|
IniCODE = 24
|
||
|
sectionStart = 0
|
||
|
END IF
|
||
|
ELSE
|
||
|
IniCODE = 24
|
||
|
END IF
|
||
|
END FUNCTION
|
||
|
|
||
|
FUNCTION IniINFO$
|
||
|
SHARED IniCODE
|
||
|
SELECT CASE IniCODE
|
||
|
CASE 0: IniINFO$ = "Operation successful"
|
||
|
Case 1: IniINFO$ = "ERROR: File not found"
|
||
|
CASE 2: IniINFO$ = "Empty value"
|
||
|
CASE 3: IniINFO$ = "ERROR: Key not found"
|
||
|
CASE 4: IniINFO$ = "Key updated"
|
||
|
CASE 5: IniINFO$ = "Global key created"
|
||
|
CASE 7: IniINFO$ = "Key created in existing section"
|
||
|
CASE 8: IniINFO$ = "No changes applied (same value)"
|
||
|
CASE 9: IniINFO$ = "New section created; key created"
|
||
|
CASE 10: IniINFO$ = "No more keys"
|
||
|
CASE 11: IniINFO$ = "File created; new key added"
|
||
|
CASE 12: IniINFO$ = "ERROR: Invalid key"
|
||
|
CASE 13: IniINFO$ = "Section deleted"
|
||
|
CASE 14: IniINFO$ = "ERROR: Section not found"
|
||
|
CASE 15: IniINFO$ = "ERROR: Invalid section"
|
||
|
CASE 16: IniINFO$ = "New section created; existing key moved"
|
||
|
CASE 17: IniINFO$ = "ERROR: Empty file"
|
||
|
CASE 18: IniINFO$ = "ERROR: No file open"
|
||
|
CASE 19: IniINFO$ = "Key deleted"
|
||
|
CASE 20: IniINFO$ = "Key moved"
|
||
|
CASE 21: IniINFO$ = "ERROR: Invalid file name/path"
|
||
|
CASE 22: IniINFO$ = "Section sorted"
|
||
|
CASE 23: IniINFO$ = "No changes applied; section already sorted"
|
||
|
CASE 24: IniINFO$ = "No more sections"
|
||
|
CASE ELSE: IniINFO$ = "ERROR: <invalid error code>"
|
||
|
END SELECT
|
||
|
END FUNCTION
|
||
|
|
||
|
'Written in BASIC by Luke Ceddia for ide_methods.bas (QB64)
|
||
|
'After Cormen, Leiserson, Rivest & Stein "Introduction To Algoritms" via Wikipedia
|
||
|
'Adapted for use in .INI Manager
|
||
|
FUNCTION IniArraySort%% (arr() AS STRING)
|
||
|
DIM i&, x$, j&, moves&
|
||
|
|
||
|
FOR i& = LBOUND(arr) + 1 TO UBOUND(arr)
|
||
|
x$ = arr(i&)
|
||
|
j& = i& - 1
|
||
|
WHILE j& >= LBOUND(arr)
|
||
|
IF arr(j&) <= x$ THEN EXIT WHILE
|
||
|
moves& = moves& + 1
|
||
|
arr$(j& + 1) = arr$(j&)
|
||
|
j& = j& - 1
|
||
|
WEND
|
||
|
arr$(j& + 1) = x$
|
||
|
NEXT i&
|
||
|
|
||
|
'Returns -1 (true) if any changes were made
|
||
|
IniArraySort%% = moves& > 0
|
||
|
END FUNCTION
|
||
|
|