From 3976497ae2813ec8875bcdec97b34beaa06e4eb3 Mon Sep 17 00:00:00 2001
From: nekobit <nekobit@noemail.net>
Date: Fri, 27 May 2022 04:35:21 +0000
Subject: [PATCH] Use template engine for base page

FossilOrigin-Name: 9a7dc653376414af58c66015fcaed25cfc878e2c20be160798af07b8cce35673
---
 src/base_page.c     | 91 ++++++++++++++++++++++-----------------------
 src/status.c        |  4 +-
 src/template/main.c | 16 +++++---
 static/index.ctmpl  | 42 +++++++++++++++++++++
 static/index.tmpl   |  6 +--
 5 files changed, 102 insertions(+), 57 deletions(-)
 create mode 100644 static/index.ctmpl

diff --git a/src/base_page.c b/src/base_page.c
index 09d892f..43a942c 100644
--- a/src/base_page.c
+++ b/src/base_page.c
@@ -30,7 +30,7 @@
 #include "global_cache.h"
 
 // Files
-#include "../static/index.chtml"
+#include "../static/index.ctmpl"
 #include "../static/quick_login.chtml"
 
 #define BODY_STYLE "style=\"background:url('%s');\""
@@ -45,7 +45,8 @@ void render_base_page(struct base_page* page, struct session* ssn, mastodont_t*
     // Sidebar
     char* sidebar_str,
         * main_sidebar_str = NULL,
-        * account_sidebar_str = NULL;
+        * account_sidebar_str = NULL,
+        * instance_str = NULL;
     // Mastodont, used for notifications sidebar
     struct mstdnt_storage storage = { 0 };
     struct mstdnt_notification* notifs = NULL;
@@ -106,50 +107,47 @@ void render_base_page(struct base_page* page, struct session* ssn, mastodont_t*
               account_sidebar_str ? account_sidebar_str : "",
               main_sidebar_str ? main_sidebar_str : "");
 
-    char* data;
-    int len = easprintf(&data, data_index_html,
-                        L10N[locale][L10N_APP_NAME],
-                        ssn->config.theme,
-                        ssn->config.themeclr ? "-dark" : "",
-                        background_url_css ? background_url_css : "",
-                        config_url_prefix,
-                        L10N[locale][L10N_APP_NAME],
-                        login_string,
-                        config_url_prefix,
-                        L10N[locale][L10N_SEARCH_PLACEHOLDER],
-                        L10N[locale][L10N_SEARCH_BUTTON],
-                        CAT_TEXT(page->category, BASE_CAT_HOME),
-                        config_url_prefix,
-                        L10N[locale][L10N_HOME],
-                        CAT_TEXT(page->category, BASE_CAT_LOCAL),
-                        config_url_prefix,
-                        L10N[locale][L10N_LOCAL],
-                        CAT_TEXT(page->category, BASE_CAT_FEDERATED),
-                        config_url_prefix,
-                        L10N[locale][L10N_FEDERATED],
-                        CAT_TEXT(page->category, BASE_CAT_NOTIFICATIONS),
-                        config_url_prefix,
-                        L10N[locale][L10N_NOTIFICATIONS],
-                        CAT_TEXT(page->category, BASE_CAT_LISTS),
-                        config_url_prefix,
-                        L10N[locale][L10N_LISTS],
-                        CAT_TEXT(page->category, BASE_CAT_FAVOURITES),
-                        config_url_prefix,
-                        L10N[locale][L10N_FAVOURITES],
-                        CAT_TEXT(page->category, BASE_CAT_BOOKMARKS),
-                        config_url_prefix,
-                        L10N[locale][L10N_BOOKMARKS],
-                        CAT_TEXT(page->category, BASE_CAT_DIRECT),
-                        config_url_prefix,
-                        L10N[locale][L10N_DIRECT],
-                        CAT_TEXT(page->category, BASE_CAT_CONFIG),
-                        config_url_prefix,
-                        L10N[locale][L10N_CONFIG],
-                        page->sidebar_left ? page->sidebar_left : "",
-                        (ssn->config.instance_panel && g_cache.panel_html.response ?
-                         g_cache.panel_html.response : ""),
-                        page->content,
-                        sidebar_str ? sidebar_str : "");
+    // Create instance panel
+    easprintf(&instance_str, "<div class=\"static-html\" id=\"instance-panel\">%s</div>",
+              (g_cache.panel_html.response ?
+               g_cache.panel_html.response : ""));
+
+    struct index_template index = {
+        .title = L10N[locale][L10N_APP_NAME],
+        .theme = ssn->config.theme,
+        .theme_clr = ssn->config.themeclr ? "-dark" : "",
+        .prefix = config_url_prefix,
+        .background_url = background_url_css,
+        .name = L10N[locale][L10N_APP_NAME],
+        .sidebar_cnt = login_string,
+        .placeholder = L10N[locale][L10N_SEARCH_PLACEHOLDER],
+        .search_btn = L10N[locale][L10N_SEARCH_BUTTON],
+        .active_home = CAT_TEXT(page->category, BASE_CAT_HOME),
+        .home = L10N[locale][L10N_HOME],
+        .active_local = CAT_TEXT(page->category, BASE_CAT_LOCAL),
+        .local = L10N[locale][L10N_LOCAL],
+        .active_federated = CAT_TEXT(page->category, BASE_CAT_FEDERATED),
+        .federated = L10N[locale][L10N_FEDERATED],
+        .active_notifications = CAT_TEXT(page->category, BASE_CAT_NOTIFICATIONS),
+        .notifications = L10N[locale][L10N_NOTIFICATIONS],
+        .active_lists = CAT_TEXT(page->category, BASE_CAT_LISTS),
+        .lists = L10N[locale][L10N_LISTS],
+        .active_favourites = CAT_TEXT(page->category, BASE_CAT_FAVOURITES),
+        .favourites = L10N[locale][L10N_FAVOURITES],
+        .active_bookmarks = CAT_TEXT(page->category, BASE_CAT_BOOKMARKS),
+        .bookmarks = L10N[locale][L10N_BOOKMARKS],
+        .active_direct = CAT_TEXT(page->category, BASE_CAT_DIRECT),
+        .direct = L10N[locale][L10N_DIRECT],
+        .active_config = CAT_TEXT(page->category, BASE_CAT_CONFIG),
+        .config = L10N[locale][L10N_CONFIG],
+        .sidebar_leftbar = page->sidebar_left,
+        .instance_panel = ssn->config.instance_panel ? instance_str : "",
+        .main = page->content,
+        .sidebar_rightbar = sidebar_str
+    };
+    
+    unsigned len;
+    char* data = tmpl_gen_index(&index, &len);
     
     if (!data)
     {
@@ -167,6 +165,7 @@ cleanup:
     if (main_sidebar_str != sidebar_embed) free(main_sidebar_str);
     free(account_sidebar_str);
     free(background_url_css);
+    free(instance_str);
 }
 
 void render_html(char* data, size_t data_len)
diff --git a/src/status.c b/src/status.c
index 9a02892..26e399b 100644
--- a/src/status.c
+++ b/src/status.c
@@ -245,7 +245,7 @@ char* construct_interaction_buttons(struct session* ssn,
                   config_url_prefix,
                   status->id,
                   status->id,
-                  reltime_to_str(status->created_at));
+                  time_str);
     if (size) *size = s;
 
     // Cleanup
@@ -561,7 +561,7 @@ char* construct_status(struct session* ssn,
     }
 
     // Delete status menu item, logged in only
-    if (strcmp(status->account.acct, ssn->acct.acct) == 0)
+    if (ssn->logged_in && strcmp(status->account.acct, ssn->acct.acct) == 0)
         easprintf(&delete_status, data_menu_item_html,
                   config_url_prefix, status->id, "delete", "Delete status");
     
diff --git a/src/template/main.c b/src/template/main.c
index f5575c9..a3ecaaa 100644
--- a/src/template/main.c
+++ b/src/template/main.c
@@ -56,7 +56,7 @@ long filesize(FILE* file)
 
 void chexput(const char* buf, size_t size)
 {
-    for (size_t i = 0; i < size; ++i)
+    for (size_t i = 0; i < size && buf; ++i)
     {
         printf("0X%hhX,", buf[i]);
     }
@@ -81,6 +81,7 @@ char* tkn_typetostr(enum tmpl_type tkn)
     case TMPL_INT:
         return "int";
     case TMPL_STR:
+        return "const char*";
     case TMPL_STRLEN:
         return "char*";
     case TMPL_UINT:
@@ -190,8 +191,8 @@ void print_template(char* var, char* buf)
 
     // Print remainder if any
     chexput(buf_prev, strlen(buf_prev));
-    printf("};\n"
-           "struct %s {", var);
+    printf("0};\n"
+           "struct %s_template {", var);
 
     int should_print = 0;
     // Print tokens
@@ -217,12 +218,16 @@ void print_template(char* var, char* buf)
 
     // Generate function
     printf("};\n"
-           "char* tmpl_gen_%s(struct %s* data, unsigned* size){\n"
+           "char* tmpl_gen_%s(struct %s_template* data, unsigned* size){\n"
            "char* ret;\n"
            "unsigned s = easprintf(&ret, data_%s, ", var, var, var);
     for (size_t i = 0; i < tokens_len; ++i)
     {
-        printf("data->%s%s", tokens[i].token, i < tokens_len-1 ? ", " : "");
+        printf("data->%s", tokens[i].token);
+        // No (null) strings, make them empty
+        if (tokens[i].type == TMPL_STR || tokens[i].type == TMPL_STRLEN)
+            printf("?data->%s:\"\"", tokens[i].token);
+        fputs(i < tokens_len-1 ? ", " : "", stdout);
     }
     fputs(");\n"
           "if (size) *size = s;\n"
@@ -255,6 +260,7 @@ int main(int argc, char** argv)
     }
 
     fclose(file);
+    buf[size-1] = '\0';
 
     print_template(argv[ARG_VARIABLE], buf);
 
diff --git a/static/index.ctmpl b/static/index.ctmpl
new file mode 100644
index 0000000..5adebe5
--- /dev/null
+++ b/static/index.ctmpl
@@ -0,0 +1,42 @@
+#ifndef __index
+#define __index
+static const char data_index[] = 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+struct index_template {const char* title;
+const char* theme;
+const char* theme_clr;
+const char* background_url;
+const char* prefix;
+const char* name;
+const char* sidebar_cnt;
+const char* placeholder;
+const char* search_btn;
+const char* active_home;
+const char* home;
+const char* active_local;
+const char* local;
+const char* active_federated;
+const char* federated;
+const char* active_notifications;
+const char* notifications;
+const char* active_lists;
+const char* lists;
+const char* active_favourites;
+const char* favourites;
+const char* active_bookmarks;
+const char* bookmarks;
+const char* active_direct;
+const char* direct;
+const char* active_config;
+const char* config;
+const char* sidebar_leftbar;
+const char* instance_panel;
+const char* main;
+const char* sidebar_rightbar;
+};
+char* tmpl_gen_index(struct index_template* data, unsigned* size){
+char* ret;
+unsigned s = easprintf(&ret, data_index, data->title?data->title:"", data->theme?data->theme:"", data->theme_clr?data->theme_clr:"", data->background_url?data->background_url:"", data->prefix?data->prefix:"", data->name?data->name:"", data->sidebar_cnt?data->sidebar_cnt:"", data->prefix?data->prefix:"", data->placeholder?data->placeholder:"", data->search_btn?data->search_btn:"", data->active_home?data->active_home:"", data->prefix?data->prefix:"", data->home?data->home:"", data->active_local?data->active_local:"", data->prefix?data->prefix:"", data->local?data->local:"", data->active_federated?data->active_federated:"", data->prefix?data->prefix:"", data->federated?data->federated:"", data->active_notifications?data->active_notifications:"", data->prefix?data->prefix:"", data->notifications?data->notifications:"", data->active_lists?data->active_lists:"", data->prefix?data->prefix:"", data->lists?data->lists:"", data->active_favourites?data->active_favourites:"", data->prefix?data->prefix:"", data->favourites?data->favourites:"", data->active_bookmarks?data->active_bookmarks:"", data->prefix?data->prefix:"", data->bookmarks?data->bookmarks:"", data->active_direct?data->active_direct:"", data->prefix?data->prefix:"", data->direct?data->direct:"", data->active_config?data->active_config:"", data->prefix?data->prefix:"", data->config?data->config:"", data->sidebar_leftbar?data->sidebar_leftbar:"", data->instance_panel?data->instance_panel:"", data->main?data->main:"", data->sidebar_rightbar?data->sidebar_rightbar:"");
+if (size) *size = s;
+return ret;
+}
+#endif
diff --git a/static/index.tmpl b/static/index.tmpl
index 1a0a4c9..cf730da 100644
--- a/static/index.tmpl
+++ b/static/index.tmpl
@@ -6,7 +6,7 @@
     <link rel="icon" type="image/png" href="/favicon.png">
     <link rel="stylesheet" type="text/css" href="/{{ %s : theme }}{{ %s : theme_clr }}.css">
   </head>
-  <body {{ %s : not_sure_what_this_is }}>
+  <body {{ %s : background_url }}>
     <div></div>
     <div id="main-page-container">
       <div id="main-page">
@@ -40,9 +40,7 @@
                 <li><a class="sidebarbtn {{ %s : active_config }}" href="{{ %s : prefix}}/config">{{ %s : config }}</a></li>
               </ul>
               {{ %s : sidebar_leftbar }}
-              <div class="static-html" id="instance-panel">
-                {{ %s : instance_panel }}
-              </div>
+              {{ %s : instance_panel }}
             </td>
             
             <!-- Display for posts -->