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Fix indexing in IF

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Expressions like `{{{!IF SomeVar[2]==true}}}` should work properly now.
This commit is contained in:
Stephen Seo 2024-11-29 12:10:17 +09:00
parent 7735cb2e71
commit b5b12171e1
2 changed files with 27 additions and 2 deletions
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23
example_config/example.config
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@ -36,6 +36,29 @@ HTML='''
{{{!ENDIF}}} {{{!ENDIF}}}
{{{!ENDFOREACH}}} {{{!ENDFOREACH}}}
Again with IFs:<br>
{{{!IF EachIfTest_Array[0]==true}}}
EachIfTest_Array entry is <b>true</b>. <br>
{{{!ELSE}}}
EachIfTest_Array entry is <b>false</b>. <br>
{{{!ENDIF}}}
{{{!IF EachIfTest_Array[1]==true}}}
EachIfTest_Array entry is <b>true</b>. <br>
{{{!ELSE}}}
EachIfTest_Array entry is <b>false</b>. <br>
{{{!ENDIF}}}
{{{!IF EachIfTest_Array[2]==true}}}
EachIfTest_Array entry is <b>true</b>. <br>
{{{!ELSE}}}
EachIfTest_Array entry is <b>false</b>. <br>
{{{!ENDIF}}}
{{{!IF EachIfTest_Array[3]==true}}}
EachIfTest_Array entry is <b>true</b>. <br>
{{{!ELSE}}}
EachIfTest_Array entry is <b>false</b>. <br>
{{{!ENDIF}}}
<br> <br>
<h2>Test IF/FOREACH Expr</h2> <h2>Test IF/FOREACH Expr</h2>

6
src/http_template.c
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@ -229,10 +229,12 @@ int c_simple_http_internal_parse_if_expression(
fprintf(stderr, "ERROR No closing \"]\"! %s\n", var); fprintf(stderr, "ERROR No closing \"]\"! %s\n", var);
return 1; return 1;
} else if ( } else if (
idx + 1 < var_size && var[idx] == '!' && var[idx + 1] == '=') { idx + 2 < var_size && var[idx + 1] == '!' && var[idx + 2] == '=') {
++idx;
break; break;
} else if ( } else if (
idx + 1 < var_size && var[idx] == '=' && var[idx + 1] == '=') { idx + 2 < var_size && var[idx + 1] == '=' && var[idx + 2] == '=') {
++idx;
break; break;
} else { } else {
fprintf(stderr, "ERROR Invalid expression after \"]\"! %s\n", var); fprintf(stderr, "ERROR Invalid expression after \"]\"! %s\n", var);