New tree thing for www.

src/GNUmakefile.common

@@ -57,7 +57,7 @@ OBJS:=		inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o \
 		nodelist.o blog.o util.o stralloc/stralloc.o ${EXTRAOBJS}
 
 WWWOBJS:=	../deps/aha/aha.o ../deps/hashids/hashids.o www.o www_email.o \
-		www_msgs.o www_last10.o www_blog.o www_files.o ${OBJS}
+		www_msgs.o www_last10.o www_blog.o www_files.o www_tree.o ${OBJS}
 
 ifeq ($(MAKECMDGOALS), www)
 CFLAGS+=	${CFLAGS} -Istralloc -I${DEPSDIR}/libb64-1.2/include -DENABLE_WWW=1

src/www_blog.c

@@ -3,20 +3,35 @@
 #include <string.h>
 #include <time.h>
 #include <stdlib.h>
+#include "www_tree.h"
 #include "bbs.h"
 
 extern struct bbs_config conf;
 
 char *www_blog() {
-	stralloc page = EMPTY_STRALLOC;
+	//stralloc page = EMPTY_STRALLOC;
 	struct ptr_vector entries = blog_load();
+	struct www_tag *page;
+	struct www_tag *cur_tag;
+	struct www_tag *child_tag;
+	struct www_tag *child_child_tag;
+	struct www_tag *child_child_child_tag;
 	
-	stralloc_copys(&page, "<div class=\"content-header\"><h2>System Blog</h2></div>\n");
+	page = www_tag_new(NULL, "");
+	cur_tag = www_tag_new("div", NULL);
+	www_tag_add_attrib(cur_tag, "class", "content-header");
+	child_tag = www_tag_new("h2", NULL);
+	www_tag_add_child(cur_tag, child_tag);
+	www_tag_add_child(child_tag, www_tag_new(NULL, "System Blog"));
+	www_tag_add_child(page, cur_tag);
 
 	if (ptr_vector_len(&entries) == 0) {
-		stralloc_cats(&page, "<p>No Entries</p>\n");
+		cur_tag = www_tag_new("p", NULL);
-		stralloc_0(&page);
+		www_tag_add_child(cur_tag, www_tag_new(NULL, "No Entries"));
-		return page.s;
+		www_tag_add_child(page, cur_tag);
+		
+		
+		return www_tag_unwravel(page);
 	}
 	for (size_t i = 0; i < ptr_vector_len(&entries); i++) {
 		struct blog_entry_t *entry = ptr_vector_get(&entries, i);
@@ -30,36 +45,73 @@ char *www_blog() {
 		strftime(timebuf, sizeof timebuf, "%l:%M", &entry_time);
 		strftime(datebuf, sizeof datebuf, " %a, %e %b %Y", &entry_time);
 
-		stralloc_cats(&page, "<div class=\"blog-header\"><div class=\"blog-title\"><h3>");
+		cur_tag = www_tag_new("div", NULL);
-		stralloc_cats(&page, entry->subject);
+		www_tag_add_attrib(cur_tag, "class", "blog-header");
-		stralloc_cats(&page, "</h3></div><div class=\"blog-date\">");
+		www_tag_add_child(page, cur_tag);
-		stralloc_cats(&page, timebuf);
-		stralloc_cats(&page, hour >= 12 ? "pm" : "am");
-		stralloc_cats(&page, datebuf);
-		stralloc_cats(&page, "</div><div class=\"blog-author\">by ");
-		stralloc_cats(&page, entry->author);
-		stralloc_cats(&page, "</div></div>");
 		
-		stralloc_cats(&page, "<div class=\"blog-entry\"><p>");
+		child_tag = www_tag_new("div", NULL);
+		www_tag_add_attrib(child_tag, "class", "blog-title");
+		www_tag_add_child(cur_tag, child_tag);
+		
+		child_child_tag = www_tag_new("h3", NULL);
+		www_tag_add_child(child_tag, child_child_tag);
+		
+		child_child_child_tag = www_tag_new(NULL, entry->subject);
+		www_tag_add_child(child_child_tag, child_child_child_tag);
+		
+		child_tag = www_tag_new("div", NULL);
+		www_tag_add_attrib(child_tag, "class", "blog-date");
+		www_tag_add_child(cur_tag, child_tag);
+		
+		child_child_tag = www_tag_new(NULL, timebuf);
+		www_tag_add_child(child_tag, child_child_tag);
+
+		child_child_tag = www_tag_new(NULL, hour >= 12 ? "pm" : "am");
+		www_tag_add_child(child_tag, child_child_tag);		
+
+		child_child_tag = www_tag_new(NULL, datebuf);
+		www_tag_add_child(child_tag, child_child_tag);	
+
+		child_tag = www_tag_new("div", NULL);
+		www_tag_add_attrib(child_tag, "class", "blog-author");
+		www_tag_add_child(cur_tag, child_tag);
+
+		child_child_tag = www_tag_new(NULL, "by ");
+		www_tag_add_child(child_tag, child_child_tag);	
+		
+		child_child_tag = www_tag_new(NULL, entry->author);
+		www_tag_add_child(child_tag, child_child_tag);	
+
+		cur_tag = www_tag_new("div", NULL);
+		www_tag_add_attrib(cur_tag, "class", "blog-entry");
+		www_tag_add_child(page, cur_tag);
+
+		child_tag = www_tag_new("p", NULL);
+		www_tag_add_child(cur_tag, child_tag);
+		
+		stralloc blog_body = EMPTY_STRALLOC;
 		
 		for (char *p = entry->body; *p != '\0'; ++p) {
 			if (*p != '\r') {
-				stralloc_append1(&page, *p);
+				stralloc_append1(&blog_body, *p);
 				continue;
 			}
 			if (p[1] != '\0' && p[1] != '\r') {
-				stralloc_append1(&page, ' ');
+				stralloc_append1(&blog_body, ' ');
 				continue;
 			}
-			stralloc_cats(&page, "</p><p>");
 		}
-		stralloc_cats(&page, "</p></div>");
+		
+		child_child_tag = www_tag_new(NULL, blog_body.s);
+		
+		free(blog_body.s);
+		
+		www_tag_add_child(child_tag, child_child_tag);
 	}
 	ptr_vector_apply(&entries, free);
 	destroy_ptr_vector(&entries);
-	stralloc_0(&page);
 	
-	return page.s;
+	return www_tag_unwravel(page);
 }
 
 #endif

src/www_tree.c

@@ -0,0 +1,105 @@
+#if defined(ENABLE_WWW)
+
+#include <stdlib.h>
+#include "www_tree.h"
+#include "bbs.h"
+
+struct www_tag *www_tag_new(char *tag, char *data) {
+	struct www_tag *new_tag = malloz(sizeof(struct www_tag));
+	
+	
+	new_tag->attribs = EMPTY_PTR_VECTOR;
+	new_tag->values = EMPTY_PTR_VECTOR;
+	new_tag->children = EMPTY_PTR_VECTOR;
+	
+	if (tag == NULL) {
+		new_tag->tag = NULL;
+		
+		/* SANATIZE DATA HERE */
+		stralloc str = EMPTY_STRALLOC;
+		for (char *p = data; *p != '\0'; ++p) {
+			switch (*p) {
+				case '&':
+					stralloc_cats(&str, "&amp;");
+					break;
+				case '<':
+					stralloc_cats(&str, "&lt;");
+					break;
+				case '>':
+					stralloc_cats(&str, "&gt;");
+					break;
+				default:
+					stralloc_append1(&str, *p);
+					break;
+			} 
+		}
+		
+		new_tag->data = str.s;
+	} else {
+		new_tag->tag = strdup(tag);
+		new_tag->data = NULL;
+		
+		init_ptr_vector(&new_tag->attribs);
+		init_ptr_vector(&new_tag->values);
+	}
+	
+	init_ptr_vector(&new_tag->children);
+	
+	return new_tag;
+}
+
+void www_tag_add_attrib(struct www_tag *tag, char *attrib, char *value) {
+	ptr_vector_append(&tag->attribs, strdup(attrib));
+	ptr_vector_append(&tag->values, strdup(value));
+}
+
+void www_tag_add_child(struct www_tag *tag, struct www_tag *child) {
+	ptr_vector_append(&tag->children, child);
+}
+
+char *www_tag_unwravel(struct www_tag *tag) {
+	stralloc thedata = EMPTY_STRALLOC;
+	
+	while (tag->children.len > 0) {
+		struct www_tag *child = ptr_vector_del(&tag->children, 0);
+		if (child->tag != NULL) {
+			stralloc_append1(&thedata, '<');
+			stralloc_cats(&thedata, child->tag);
+			for (int i = 0; i < child->attribs.len; i++) {
+				stralloc_append1(&thedata, ' ');
+				stralloc_cats(&thedata, (char *)ptr_vector_get(&child->attribs, i));
+				stralloc_append1(&thedata, '=');
+				stralloc_append1(&thedata, '\"');
+				stralloc_cats(&thedata, (char *)ptr_vector_get(&child->values, i));
+				stralloc_append1(&thedata, '\"');
+			}
+			
+			
+			stralloc_append1(&thedata, '>');
+		}
+		char *data = www_tag_unwravel(child);
+		stralloc_cats(&thedata, data);
+		free(data);
+		
+		if (child->tag != NULL) {
+			stralloc_cats(&thedata, "</");
+			stralloc_cats(&thedata, child->tag);
+			stralloc_append1(&thedata, '>');
+			ptr_vector_apply(&child->attribs, free);
+			destroy_ptr_vector(&child->attribs);
+			ptr_vector_apply(&child->values, free);
+			destroy_ptr_vector(&child->values);
+		}
+		destroy_ptr_vector(&child->children);
+		
+	}
+	
+	if (tag->data != NULL) {
+		stralloc_cats(&thedata, tag->data);
+	}
+	stralloc_0(&thedata);
+	
+	return thedata.s;
+}
+
+#endif

src/www_tree.h

@@ -0,0 +1,21 @@
+#if defined(ENABLE_WWW)
+#ifndef __WWW_TREE_H__
+#define __WWW_TREE_H__
+
+#include "bbs.h"
+
+struct www_tag {
+	char *tag;
+	char *data;
+	struct ptr_vector attribs;
+	struct ptr_vector values;
+	
+	struct ptr_vector children;
+};
+
+extern struct www_tag *www_tag_new(char *tag, char *data);
+extern void www_tag_add_attrib(struct www_tag *tag, char *attrib, char *value);
+extern void www_tag_add_child(struct www_tag *tag, struct www_tag *child);
+extern char *www_tag_unwravel(struct www_tag *tag);
+#endif
+#endif