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| 1 | ///csv_to_grid( file, cell bounds, text bounds ) | |
| 2 | ||
| 3 | switch( argument_count ) {
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| 4 | ||
| 5 | case 1: | |
| 6 | var file = argument[0]; | |
| 7 | var cellDelimiter = ""; | |
| 8 | var textDelimiter = ""; | |
| 9 | break; | |
| 10 | ||
| 11 | case 2: | |
| 12 | var file = argument[0]; | |
| 13 | var cellDelimiter = argument[1]; | |
| 14 | var textDelimiter = ""; | |
| 15 | break; | |
| 16 | ||
| 17 | case 3: | |
| 18 | var file = argument[0]; | |
| 19 | var cellDelimiter = argument[1]; | |
| 20 | var textDelimiter = argument[2]; | |
| 21 | break; | |
| 22 | ||
| 23 | default: | |
| 24 | return noone; | |
| 25 | break; | |
| 26 | ||
| 27 | } | |
| 28 | ||
| 29 | if ( cellDelimiter == "" ) cellDelimiter = ","; | |
| 30 | if ( textDelimiter == "" ) textDelimiter = chr(34); | |
| 31 | ||
| 32 | ||
| 33 | var cellDelimiterOrd = ord( cellDelimiter ); | |
| 34 | var textDelimiterOrd = ord( textDelimiter ); | |
| 35 | ||
| 36 | // | |
| 37 | var buffer = buffer_create( 1, buffer_grow, 1 ); | |
| 38 | buffer_load_ext( buffer, file, 0 ); | |
| 39 | buffer_seek( buffer, buffer_seek_start, 0 ); | |
| 40 | ||
| 41 | //width and height of the spreadsheet | |
| 42 | var sheetWidth = 0; | |
| 43 | var sheetHeight = 1; | |
| 44 | ||
| 45 | var prevVal = 0; | |
| 46 | var nextVal = 0; | |
| 47 | var val = 0; | |
| 48 | var str = ""; | |
| 49 | var inText = false; | |
| 50 | var grid = noone; | |
| 51 | ||
| 52 | var size = buffer_get_size( buffer ); | |
| 53 | for( var i = 0; i < size; i++ ) {
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| 54 | ||
| 55 | prevVal = val; | |
| 56 | var val = buffer_read( buffer, buffer_u8 ); | |
| 57 | ||
| 58 | if ( val == 13 ) continue; | |
| 59 | ||
| 60 | if ( val == textDelimiterOrd ) {
| |
| 61 | ||
| 62 | var nextVal = buffer_peek( buffer, buffer_tell( buffer ), buffer_u8 ); | |
| 63 | ||
| 64 | if ( inText ) {
| |
| 65 | if ( nextVal == textDelimiterOrd ) continue; | |
| 66 | if ( prevVal == textDelimiterOrd ) {
| |
| 67 | str += textDelimiter; | |
| 68 | continue; | |
| 69 | } | |
| 70 | } | |
| 71 | ||
| 72 | inText = !inText; | |
| 73 | continue; | |
| 74 | ||
| 75 | } | |
| 76 | ||
| 77 | if ( inText ) and ( ( prevVal == 13 ) and ( val == 10 ) ) {
| |
| 78 | str += "#"; | |
| 79 | continue; | |
| 80 | } | |
| 81 | ||
| 82 | if ( ( val == cellDelimiterOrd ) or ( ( prevVal == 13 ) and ( val == 10 ) ) ) and ( !inText ) {
| |
| 83 | ||
| 84 | sheetWidth++; | |
| 85 | if ( grid == noone ) {
| |
| 86 | grid = ds_grid_create( max( 1, sheetWidth ), max( 1, sheetHeight ) ); | |
| 87 | ds_grid_clear( grid, "" ); | |
| 88 | } else ds_grid_resize( grid, max( sheetWidth, ds_grid_width( grid ) ), sheetHeight ); | |
| 89 | ||
| 90 | ds_grid_set( grid, sheetWidth - 1, sheetHeight - 1, str ); | |
| 91 | str = ""; | |
| 92 | inText = false; | |
| 93 | ||
| 94 | if ( val == 10 ) {
| |
| 95 | sheetWidth = 0; | |
| 96 | sheetHeight++; | |
| 97 | } | |
| 98 | ||
| 99 | continue; | |
| 100 | } | |
| 101 | ||
| 102 | str += chr( val ); | |
| 103 | ||
| 104 | } | |
| 105 | ||
| 106 | buffer_delete( buffer ); | |
| 107 | ||
| 108 | sheetWidth = ds_grid_width( grid ); | |
| 109 | sheetHeight = ds_grid_height( grid ); | |
| 110 | for( var yy = 0; yy < sheetHeight; yy++ ) {
| |
| 111 | for( var xx = 0; xx < sheetWidth; xx++ ) {
| |
| 112 | var val = ds_grid_get( grid, xx, yy ); | |
| 113 | if ( !is_string( val ) ) ds_grid_set( grid, xx, yy, "" ); | |
| 114 | } | |
| 115 | } | |
| 116 | ||
| 117 | //return the grid | |
| 118 | return grid; |
