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hmml_to_html.c: Validate template up front

This commit is contained in:
Matt Mascarenhas 2017-08-08 20:26:54 +01:00
parent 53aea540ab
commit ad8fb22211
1 changed files with 183 additions and 73 deletions
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246
hmml_to_html/hmml_to_html.c
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@ -1260,8 +1260,7 @@ PrintUsage(char *BinaryLocation, char *DefaultCSSDir, char *DefaultImagesDir, ch
int
main(int ArgC, char **Args)
{
// TODO(matt): Read all defaults from the config and probably validate the
// template up front
// TODO(matt): Read all defaults from the config
char *DefaultCSSDir = ".";
char *CSSDir = DefaultCSSDir;
@ -1274,8 +1273,10 @@ main(int ArgC, char **Args)
char *DefaultDefaultMedium = "programming";
char *DefaultMedium = DefaultDefaultMedium;
bool HasTemplate = FALSE;
char *DefaultTemplateLocation = "template.html";
char *TemplateLocation = DefaultTemplateLocation;
HasTemplate = TRUE;
char *DefaultOutLocation = "out.html";
char *OutLocation = DefaultOutLocation;
@ -1381,7 +1382,181 @@ main(int ArgC, char **Args)
QuoteDir[StringLength(QuoteDir) - 1] = '\0';
}
// TODO(matt): Validate template
// TODO(matt): Put the Errors in the MemoryArena
buffer Errors;
Errors.ID = "Errors";
Errors.Size = Kilobytes(1);
if(!(Errors.Location = malloc(Errors.Size)))
{
perror(Args[0]); return 1;
}
Errors.Ptr = Errors.Location;
bool HaveErrors = FALSE;
buffer Template;
Template.ID = "Template";
if(HasTemplate)
{
if(CINERA_MODE && !StringsDiffer(CINERA_MODE, "INTEGRATE"))
{
FILE *TemplateFile;
if(!(TemplateFile = fopen(TemplateLocation, "r")))
{
perror(Args[0]); return 1;
}
fseek(TemplateFile, 0, SEEK_END);
Template.Size = ftell(TemplateFile);
fseek(TemplateFile, 0, SEEK_SET);
if(!(Template.Location = malloc(Template.Size)))
{
perror(Args[0]); return 1;
}
Template.Ptr = Template.Location;
fread(Template.Location, Template.Size, 1, TemplateFile);
fclose(TemplateFile);
char *IncludesTag = "__CINERA_INCLUDES__";
char *TitleTag = "__CINERA_TITLE__";
char *MenusTag = "__CINERA_MENUS__";
char *PlayerTag = "__CINERA_PLAYER__";
char *ScriptTag = "__CINERA_SCRIPT__";
bool FoundIncludes = FALSE;
bool FoundMenus = FALSE;
bool FoundPlayer = FALSE;
bool FoundScript = FALSE;
while(Template.Ptr - Template.Location < Template.Size)
{
if(*Template.Ptr == '!' && (Template.Ptr > Template.Location && !StringsDifferT("<!--", &Template.Ptr[-1], 0)))
{
while(Template.Ptr - Template.Location < Template.Size)
{
if(!(StringsDifferT(IncludesTag, Template.Ptr, 0)))
{
if(!ForceIntegration && FoundIncludes == TRUE)
{
CopyStringToBuffer(&Errors, "Template contains more than one <!-- __CINERA_INCLUDES__ --> tag\n");
HaveErrors = TRUE;
}
FoundIncludes = TRUE;
while(Template.Ptr - Template.Location < Template.Size)
{
if(!StringsDifferT("-->", Template.Ptr, 0))
{
Template.Ptr += StringLength("-->");
break;
}
++Template.Ptr;
}
break;
}
else if(!(StringsDifferT(TitleTag, Template.Ptr, 0)))
{
while(Template.Ptr - Template.Location < Template.Size)
{
if(!StringsDifferT("-->", Template.Ptr, 0))
{
Template.Ptr += StringLength("-->");
break;
}
++Template.Ptr;
}
break;
}
else if(!(StringsDifferT(MenusTag, Template.Ptr, 0)))
{
if(!ForceIntegration && FoundMenus == TRUE)
{
CopyStringToBuffer(&Errors, "Template contains more than one <!-- __CINERA_MENUS__ --> tag\n");
HaveErrors = TRUE;
}
FoundMenus = TRUE;
while(Template.Ptr - Template.Location < Template.Size)
{
if(!StringsDifferT("-->", Template.Ptr, 0))
{
Template.Ptr += StringLength("-->");
break;
}
++Template.Ptr;
}
break;
}
else if(!(StringsDifferT(PlayerTag, Template.Ptr, 0)))
{
if(!ForceIntegration && FoundPlayer == TRUE)
{
CopyStringToBuffer(&Errors, "Template contains more than one <!-- __CINERA_PLAYER__ --> tag\n");
HaveErrors = TRUE;
}
FoundPlayer = TRUE;
while(Template.Ptr - Template.Location < Template.Size)
{
if(!StringsDifferT("-->", Template.Ptr, 0))
{
Template.Ptr += StringLength("-->");
break;
}
++Template.Ptr;
}
break;
}
else if(!(StringsDifferT(ScriptTag, Template.Ptr, 0)))
{
if(!ForceIntegration && FoundPlayer == FALSE)
{
CopyStringToBuffer(&Errors, "<!-- __CINERA_SCRIPT__ --> must come after <!-- __CINERA_PLAYER__ -->\n");
HaveErrors = TRUE;
}
if(!ForceIntegration && FoundScript == TRUE)
{
CopyStringToBuffer(&Errors, "Template contains more than one <!-- __CINERA_SCRIPT__ --> tag\n");
HaveErrors = TRUE;
}
FoundScript = TRUE;
while(Template.Ptr - Template.Location < Template.Size)
{
if(!StringsDifferT("-->", Template.Ptr, 0))
{
Template.Ptr += StringLength("-->");
break;
}
++Template.Ptr;
}
break;
}
else if(!StringsDifferT("-->", Template.Ptr, 0))
{
break;
}
Template.Ptr++;
}
}
else
{
Template.Ptr++;
}
}
if(!HaveErrors && FoundIncludes && FoundMenus && FoundPlayer && FoundScript)
{
Template.Ptr = Template.Location;
free(Errors.Location);
}
else
{
if(!FoundIncludes){ CopyStringToBuffer(&Errors, "Template must include one <!-- __CINERA_INCLUDES__ --> tag\n"); };
if(!FoundMenus){ CopyStringToBuffer(&Errors, "Template must include one <!-- __CINERA_MENUS__ --> tag\n"); };
if(!FoundPlayer){ CopyStringToBuffer(&Errors, "Template must include one <!-- __CINERA_PLAYER__ --> tag\n"); };
if(!FoundScript){ CopyStringToBuffer(&Errors, "Template must include one <!-- __CINERA_SCRIPT__ --> tag\n"); };
fprintf(stderr, "%s", Errors.Location);
free(Template.Location); free(Errors.Location); return 1;
}
}
}
// NOTE(matt): Init MemoryArena
buffer MemoryArena;
@ -2628,25 +2803,6 @@ main(int ArgC, char **Args)
if(CINERA_MODE && !StringsDiffer(CINERA_MODE, "INTEGRATE"))
{
FILE *TemplateFile;
if(!(TemplateFile = fopen(TemplateLocation, "r")))
{
perror(Args[0]); hmml_free(&HMML); free(MemoryArena.Location); return 1;
}
fseek(TemplateFile, 0, SEEK_END);
buffer Template;
Template.ID = "Template";
Template.Size = ftell(TemplateFile);
fseek(TemplateFile, 0, SEEK_SET);
if(!(Template.Location = malloc(Template.Size)))
{
perror(Args[0]); hmml_free(&HMML); free(MemoryArena.Location); return 1;
}
Template.Ptr = Template.Location;
fread(Template.Location, Template.Size, 1, TemplateFile);
fclose(TemplateFile);
buffer Output;
Output.Size = Template.Size + Master.Size;
Output.ID = "Output";
@ -2662,11 +2818,6 @@ main(int ArgC, char **Args)
char *PlayerTag = "__CINERA_PLAYER__";
char *ScriptTag = "__CINERA_SCRIPT__";
bool FoundIncludes = FALSE;
bool FoundMenus = FALSE;
bool FoundPlayer = FALSE;
bool FoundScript = FALSE;
while(Template.Ptr - Template.Location < Template.Size)
{
if(*Template.Ptr == '!' && (Template.Ptr > Template.Location && !StringsDifferT("<!--", &Template.Ptr[-1], 0)))
@ -2676,12 +2827,6 @@ main(int ArgC, char **Args)
{
if(!(StringsDifferT(IncludesTag, Template.Ptr, 0)))
{
if(FoundIncludes == TRUE)
{
fprintf(stderr, "Template contains more than one <!-- __CINERA_INCLUDES__ --> tag\n");
free(Template.Location); free(Output.Location); hmml_free(&HMML); free(MemoryArena.Location); return 1;
}
FoundIncludes = TRUE;
Output.Ptr = CommentStart;
CopyBuffer(&Output, &Includes);
while(Template.Ptr - Template.Location < Template.Size)
@ -2713,12 +2858,6 @@ main(int ArgC, char **Args)
}
else if(!(StringsDifferT(MenusTag, Template.Ptr, 0)))
{
if(FoundMenus == TRUE)
{
fprintf(stderr, "Template contains more than one <!-- __CINERA_MENUS__ --> tag\n");
free(Template.Location); free(Output.Location); hmml_free(&HMML); free(MemoryArena.Location); return 1;
}
FoundMenus = TRUE;
Output.Ptr = CommentStart;
CopyBuffer(&Output, &Menus);
while(Template.Ptr - Template.Location < Template.Size)
@ -2734,12 +2873,6 @@ main(int ArgC, char **Args)
}
else if(!(StringsDifferT(PlayerTag, Template.Ptr, 0)))
{
if(FoundPlayer == TRUE)
{
fprintf(stderr, "Template contains more than one <!-- __CINERA_PLAYER__ --> tag\n");
free(Template.Location); free(Output.Location); hmml_free(&HMML); free(MemoryArena.Location); return 1;
}
FoundPlayer = TRUE;
Output.Ptr = CommentStart;
CopyBuffer(&Output, &Player);
while(Template.Ptr - Template.Location < Template.Size)
@ -2755,17 +2888,6 @@ main(int ArgC, char **Args)
}
else if(!(StringsDifferT(ScriptTag, Template.Ptr, 0)))
{
if(!ForceIntegration && FoundPlayer == FALSE)
{
fprintf(stderr, "<!-- __CINERA_SCRIPT__ --> must come after <!-- __CINERA_PLAYER__ -->\n");
free(Template.Location); free(Output.Location); hmml_free(&HMML); free(MemoryArena.Location); return 1;
}
if(FoundScript == TRUE)
{
fprintf(stderr, "Template contains more than one <!-- __CINERA_SCRIPT__ --> tag\n");
free(Template.Location); free(Output.Location); hmml_free(&HMML); free(MemoryArena.Location); return 1;
}
FoundScript = TRUE;
Output.Ptr = CommentStart;
CopyBuffer(&Output, &Script);
while(Template.Ptr - Template.Location < Template.Size)
@ -2792,8 +2914,6 @@ main(int ArgC, char **Args)
}
}
if(ForceIntegration || (FoundIncludes && FoundMenus && FoundPlayer && FoundScript))
{
FILE *OutFile;
if(!(OutFile = fopen(OutIntegratedLocation, "w")))
{
@ -2801,16 +2921,6 @@ main(int ArgC, char **Args)
}
fwrite(Output.Location, Output.Ptr - Output.Location, 1, OutFile);
fclose(OutFile);
}
else
{
fprintf(stderr, "Template is missing necessary tags:\n");
if(!FoundIncludes) { fprintf(stderr, " <!-- __CINERA_INCLUDES__ -->\n"); }
if(!FoundMenus) { fprintf(stderr, " <!-- __CINERA_MENUS__ -->\n"); }
if(!FoundPlayer) { fprintf(stderr, " <!-- __CINERA_PLAYER__ -->\n"); }
if(!FoundScript) { fprintf(stderr, " <!-- __CINERA_SCRIPT__ -->\n"); }
free(Template.Location); free(Output.Location); hmml_free(&HMML); free(MemoryArena.Location); return 1;
}
free(Template.Location);
free(Output.Location);