fixed style
[ppastats.git] / src / html.c
index 9a5b39f..ea013b6 100644 (file)
@@ -1,21 +1,24 @@
 /*
-    Copyright (C) 2011 jeanfi@gmail.com
-
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-    02110-1301 USA
-*/
+ * Copyright (C) 2011-2014 jeanfi@gmail.com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#include <libintl.h>
+#define _(String) gettext(String)
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 
-#include <json/json.h>
+#include <json.h>
 
 #include "html.h"
 #include "lp.h"
+#include <lp_json.h>
 #include "lp_ws.h"
 #include "ppastats.h"
+#include <pio.h>
+#include <plog.h>
+#include <pstr.h>
 
-enum file_copy_error {
-       FILE_COPY_ERROR_OPEN_SRC = 1,
-       FILE_COPY_ERROR_OPEN_DST,
-       FILE_COPY_ERROR_READ,
-       FILE_COPY_ERROR_WRITE,
-       FILE_COPY_ERROR_ALLOC_BUFFER
-};
-
-#define HTML_PKG_TEMPLATE \
-"<html>\n\
-  <head>\n\
-    <link type=\"text/css\"\n\
-         rel=\"stylesheet\"\n\
-         href=\n\
-\"http://fonts.googleapis.com/css?family=Ubuntu:regular,bold&subset=Latin\">\n\
-    <link type=\"text/css\" href=\"css/ppastats.css\" rel=\"stylesheet\" />\n\
-    <link type=\"text/css\" href=\"css/jquery.jqplot.min.css\"\n\
-         rel=\"stylesheet\" />\n\
-    <script type=\"text/javascript\" src=\"js/jquery.min.js\"></script>\n\
-    <script type=\"text/javascript\"\n\
-           src=\"js/jquery.jqplot.min.js\"></script>\n\
-    <script type=\"text/javascript\"\n\
-           src=\"js/jqplot.dateAxisRenderer.min.js\"></script>\n\
-    <script type=\"text/javascript\" src=\"js/ppastats.js\"></script>\n\
-    <script>var data = %s;\n\
-           ppastats_pkg();\n\
-    </script>\n\
-  </head>\n\
-  <body>\n\
-    <h1><span id=\"pkg_name\">N/A</span></h1>\n\
-    <p><em>PPA</em>: \n\
-       <a href=\"index.html\">\n\
-          <span id=\"ppa_owner\">N/A</span>/<span id=\"ppa_name\">N/A</span>\n\
-       </a></p>\n\
-    <div id=\"chart\"></div>\n\
-    <div id=\"versions\"><em>Versions:</em></div>\n\
-  </body>\n\
-</html>"
-
-#define HTML_VERSION_TEMPLATE \
-"<html>\n\
-  <head>\n\
-    <link type=\"text/css\"\n\
-         rel=\"stylesheet\"\n\
-         href=\n\
-\"http://fonts.googleapis.com/css?family=Ubuntu:regular,bold&subset=Latin\">\n\
-    <link type=\"text/css\" href=\"css/ppastats.css\" rel=\"stylesheet\" />\n\
-    <link type=\"text/css\" href=\"css/jquery.jqplot.min.css\"\n\
-         rel=\"stylesheet\" />\n\
-    <script type=\"text/javascript\" src=\"js/jquery.min.js\"></script>\n\
-    <script type=\"text/javascript\"\n\
-           src=\"js/jquery.jqplot.min.js\"></script>\n\
-    <script type=\"text/javascript\"\n\
-           src=\"js/jqplot.dateAxisRenderer.min.js\"></script>\n\
-    <script type=\"text/javascript\" src=\"js/ppastats.js\"></script>\n\
-    <script>var data = %s;\n\
-           ppastats_ver();\n\
-    </script>\n\
-  </head>\n\
-  <body>\n\
-    <h1><span id=\"pkg_name\">N/A</span></h1>\n\
-    <div id=\"version\"><em>Version:</em></div>\n\
-    <p><em>PPA</em>: \n\
-       <a href=\"index.html\">\n\
-          <span id=\"ppa_owner\">N/A</span>/<span id=\"ppa_name\">N/A</span>\n\
-       </a></p>\n\
-    <div id=\"chart\"></div>\n\
-    <div class=\"distros\">\n\
-       <em>Distros</em>:\n\
-       <ul id=\"distros\"></ul>\n\
-    </div>\n\
-  </body>\n\
-</html>"
-
-#define HTML_INDEX_TEMPLATE \
-"<html>\n\
-  <head>\n\
-    <link type=\"text/css\"\n\
-         rel=\"stylesheet\"\n\
-         href=\n\
-\"http://fonts.googleapis.com/css?family=Ubuntu:regular,bold&subset=Latin\">\n\
-    <link type=\"text/css\" href=\"css/ppastats.css\" rel=\"stylesheet\" />\n\
-    <link type=\"text/css\" href=\"css/jquery.jqplot.min.css\"\n\
-         rel=\"stylesheet\" />\n\
-    <script type=\"text/javascript\" src=\"js/jquery.min.js\"></script>\n\
-    <script type=\"text/javascript\"\n\
-           src=\"js/jquery.jqplot.min.js\"></script>\n\
-    <script type=\"text/javascript\"\n\
-           src=\"js/jqplot.dateAxisRenderer.min.js\"></script>\n\
-    <script type=\"text/javascript\" src=\"js/ppastats.js\"></script>\n\
-    <script>var data = %s;\n\
-           ppastats_ppa();\n\
-    </script>\n\
-  </head>\n\
-  <body>\n\
-    <h1><span id=\"ppa_name\">N/A</span></h1>\n\
-    <div class=\"pkgs\">\n\
-       <em>Packages</em>:\n\
-       <ul id=\"pkgs\"></ul>\n\
-    </div>\n\
-    <div id=\"chart\"></div>\n\
-  </body>\n\
-</html>"
-
-
-#define FCOPY_BUF_SZ 4096
-static int file_copy(FILE * src, FILE * dst)
+static char *footer;
+static char *ppa_body;
+static char *pkg_body;
+static char *pkg_version_body;
+static char *header;
+
+static char *path_new(const char *dir, const char *file, const char *suffixe)
 {
-       int ret = 0;
-       char *buf = malloc(FCOPY_BUF_SZ);
-       int n;
-
-       if (!buf)
-               return FILE_COPY_ERROR_ALLOC_BUFFER;
-
-       while (!ret) {
-               n = fread(buf, 1, FCOPY_BUF_SZ, src);
-               if (n) {
-                       if (fwrite(buf, 1, n, dst) != n)
-                               ret = FILE_COPY_ERROR_WRITE;
-               } else {
-                       if (!feof(src))
-                               ret = FILE_COPY_ERROR_READ;
-                       else
-                               break;
+       char *path;
+
+       /* [dir]/[file][suffixe] */
+       path = malloc(strlen(dir)+1+
+                     strlen(file)+
+                     (suffixe ? strlen(suffixe) : 0) +
+                     1);
+
+       strcpy(path, dir);
+       strcat(path, "/");
+       strcat(path, file);
+       strcat(path, suffixe);
+
+       return path;
+}
+
+static char *get_header(const char *title, const char *script)
+{
+       const char *path;
+       char *res, *tmp;
+
+       if (!header) {
+               path = DEFAULT_WWW_DIR"/header.tpl";
+               header = file_get_content(path);
+
+               if (!header) {
+                       log_err("Failed to read header template: %s", path);
+
+                       return NULL;
                }
        }
 
-       free(buf);
+       tmp = strdup(header);
+       res = strrep(tmp, "@SCRIPT@", script);
 
-       return ret;
+       if (res != tmp)
+               free(tmp);
+
+       tmp = res;
+       res = strrep(tmp, "@TITLE@", title);
+
+       if (res != tmp)
+               free(tmp);
+
+       return res;
 }
 
-int
-fcopy(const char *src, const char *dst)
+static const char *get_footer()
 {
-       FILE *fsrc, *fdst;
-       int ret = 0;
+       const char *path;
 
-       if (debug)
-               printf("DEBUG: copy: %s to %s\n", src, dst);
+       if (!footer) {
+               path = DEFAULT_WWW_DIR"/footer.tpl";
+               footer = file_get_content(path);
 
-       fsrc = fopen(src, "r");
+               if (!footer)
+                       log_err("Failed to read footer template: %s", path);
+       }
 
-       if (fsrc) {
-               fdst = fopen(dst, "w+");
+       return footer;
+}
 
-               if (fdst) {
-                       ret = file_copy(fsrc, fdst);
-                       fclose(fdst);
-               } else {
-                       ret = FILE_COPY_ERROR_OPEN_DST;
-               }
+static const char *get_pkg_version_body()
+{
+       const char *path;
 
-               fclose(fsrc);
-       } else {
-               ret = FILE_COPY_ERROR_OPEN_SRC;
+       if (!pkg_version_body) {
+               path = DEFAULT_WWW_DIR"/pkg_version.tpl";
+               pkg_version_body = file_get_content(path);
+
+               if (!pkg_version_body)
+                       log_err("Failed to read package version template: %s",
+                               path);
        }
 
-       return ret;
+       return pkg_version_body;
 }
-
-static char *get_path(const char *dir, const char *file)
+static const char *get_ppa_body()
 {
-       char *path = malloc(strlen(dir)+1+
-                           strlen(file)+
-                           strlen(".html")+
-                           1);
+       const char *path;
 
-       strcpy(path, dir);
-       strcat(path, "/");
-       strcat(path, file);
-       strcat(path, ".html");
+       if (!ppa_body) {
+               path = DEFAULT_WWW_DIR"/ppa.tpl";
+               ppa_body = file_get_content(path);
 
-       return path;
+               if (!ppa_body)
+                       log_err("Failed to read PPA template: %s", path);
+       }
+
+       return ppa_body;
 }
 
-static struct json_object *date_to_json(struct tm *tm)
+static const char *get_pkg_body()
 {
-       json_object *json;
+       const char *path;
 
-       json = json_object_new_array();
-       json_object_array_add(json, json_object_new_int(tm->tm_year+1900));
-       json_object_array_add(json, json_object_new_int(tm->tm_mon+1));
-       json_object_array_add(json, json_object_new_int(tm->tm_mday));
+       if (!pkg_body) {
+               path = DEFAULT_WWW_DIR"/pkg.tpl";
+               pkg_body = file_get_content(path);
 
-       return json;
+               if (!pkg_body)
+                       log_err("Failed to read package template: %s", path);
+       }
+
+       return pkg_body;
 }
 
 static void json_add_ddts(json_object *json,
                          struct daily_download_total **ddts)
 {
-       json_object *json_ddt, *json_ddts;
-       struct daily_download_total *ddt;
+       json_object_object_add(json, "ddts", ddts_to_json(ddts));
+}
 
-       json_ddts = json_object_new_array();
-       json_object_object_add(json, "ddts", json_ddts);
+static json_object *distro_to_json(struct distro_stats *d)
+{
+       json_object *json;
 
-       if (!ddts)
-               return ;
+       json = json_object_new_object();
 
-       while (*ddts) {
-               ddt = *ddts;
+       json_object_object_add(json,
+                              "name",
+                              json_object_new_string(d->name));
 
-               json_ddt = json_object_new_object();
-               json_object_object_add(json_ddt,
-                                      "value",
-                                      json_object_new_int(ddt->count));
-               json_object_object_add(json_ddt,
-                                      "time",
-                                      date_to_json(&ddt->date));
+       json_object_object_add(json,
+                              "count",
+                              json_object_new_int(d->download_count));
 
-               json_object_array_add(json_ddts, json_ddt);
+       json_add_ddts(json, d->ddts);
 
-               ddts++;
-       }
+       return json;
 }
 
-static char *pkg_to_json(struct ppa_stats *ppa, struct package_stats *pkg)
+static json_object *
+pkg_to_json(struct ppa_stats *ppa, struct package_stats *pkg)
 {
-       json_object *json, *json_versions;
-       char *ret;
+       json_object *json, *json_versions, *json_distros, *json_distro;
        struct version_stats **versions;
+       struct distro_stats **distros, *d;
 
        json = json_object_new_object();
 
@@ -277,13 +207,28 @@ static char *pkg_to_json(struct ppa_stats *ppa, struct package_stats *pkg)
                versions++;
        }
 
-       json_add_ddts(json, pkg->daily_download_totals);
+       distros = pkg->distros;
+       if (distros) {
+               json_distros = json_object_new_array();
+               json_object_object_add(json, "distros", json_distros);
 
-       ret = strdup(json_object_to_json_string(json));
+               while (*distros) {
+                       d = *distros;
 
-       json_object_put(json);
+                       if (d->download_count) {
+                               json_distro = distro_to_json(d);
 
-       return ret;
+                               json_object_array_add(json_distros,
+                                                     json_distro);
+                       }
+
+                       distros++;
+               }
+       }
+
+       json_add_ddts(json, pkg->daily_download_totals);
+
+       return json;
 }
 
 static char *version_to_json(struct ppa_stats *ppa,
@@ -354,9 +299,8 @@ static char *version_to_json(struct ppa_stats *ppa,
        return ret;
 }
 
-static char *ppa_to_json(struct ppa_stats *ppa)
+static json_object *ppa_to_json(struct ppa_stats *ppa)
 {
-       char *ret;
        json_object *json, *json_pkgs, *json_pkg;
        struct package_stats **pkgs;
 
@@ -387,120 +331,182 @@ static char *ppa_to_json(struct ppa_stats *ppa)
                pkgs++;
        }
 
-       ret = strdup(json_object_to_json_string(json));
-
-       json_object_put(json);
-
-       return ret;
+       return json;
 }
 
-
 static void
-pkg_to_html(struct ppa_stats *ppa, struct package_stats *pkg, const char *dir)
+create_html(const char *path,
+           const char *title,
+           const char *body_template,
+           const char *script)
 {
-       char *path;
        FILE *f;
-       char *json;
+       const char *footer;
+       char *header;
+
+       f = NULL;
+
+       header = get_header(title, script);
+       if (!header) {
+               log_err(_("Failed to get the header template"));
+               goto on_error;
+       }
 
-       path = get_path(dir, pkg->name);
        f = fopen(path, "w");
 
        if (!f) {
-               fprintf(stderr, "ERROR: failed to open: %s\n", path);
-               return ;
+               log_err(_("Failed to open: %s"), path);
+               goto on_error;
        }
 
-       json = pkg_to_json(ppa, pkg);
+       fputs(header, f);
+       fputs(body_template, f);
 
-       fprintf(f, HTML_PKG_TEMPLATE, json);
+       footer = get_footer();
+       if (footer)
+               fputs(footer, f);
 
-       fclose(f);
+ on_error:
+       if (header)
+               free(header);
 
-       free(path);
-       free(json);
+       if (f)
+               fclose(f);
 }
 
-static void
-version_to_html(struct ppa_stats *ppa,
-               struct package_stats *pkg,
-               struct version_stats *version,
-               const char *dir)
+static char *ppa_display_name(const struct ppa_stats *ppa)
 {
-       char *f_name, *path;
-       FILE *f;
+       char *ret;
 
-       f_name = malloc(strlen(pkg->name)+1+strlen(version->version)+1);
-       sprintf(f_name, "%s_%s", pkg->name, version->version);
+       ret = malloc(4+strlen(ppa->name)+1+strlen(ppa->owner)+1);
 
-       path = get_path(dir, f_name);
-       f = fopen(path, "w");
+       sprintf(ret, "ppa:%s/%s", ppa->owner, ppa->name);
 
-       if (!f) {
-               fprintf(stderr, "ERROR: failed to open: %s\n", path);
+       return ret;
+}
+
+static void
+index_to_html(struct ppa_stats *ppa, const char *dir)
+{
+       char *path, *json_path, *dname;
+       json_object *json;
+       const char *body;
+
+       body = get_ppa_body();
+       if (!body) {
+               log_err("Failed to create PPA page");
                return ;
        }
 
-       fprintf(f, HTML_VERSION_TEMPLATE, version_to_json(ppa, pkg, version));
+       json = ppa_to_json(ppa);
+       json_path = path_new(dir, "index", ".json");
 
-       fclose(f);
+       log_debug(_("generating %s"), json_path);
+       json_object_to_file(json_path, json);
+       json_object_put(json);
+       free(json_path);
 
+       path = path_new(dir, "index", ".html");
+       dname = ppa_display_name(ppa);
+       create_html(path, dname, body, "ppastats_ppa();");
        free(path);
-       free(f_name);
+       free(dname);
 }
 
 static void
-packages_to_html(struct ppa_stats *ppa,
-                struct package_stats **packages,
-                const char *dir)
+version_to_html(struct ppa_stats *ppa,
+               struct package_stats *pkg,
+               struct version_stats *version,
+               const char *dir)
 {
-       struct package_stats **cur;
-       struct version_stats **versions;
+       char *f_name, *path;
+       const char *body;
+       const char *script_tpl;
+       char *script, *json;
 
-       cur = packages;
-       while (*cur) {
-               pkg_to_html(ppa, *cur, dir);
+       body = get_pkg_version_body();
+       if (!body) {
+               log_err("Failed to create package version page");
+               return ;
+       }
 
-               versions = (*cur)->versions;
-               while (*versions) {
-                       version_to_html(ppa, *cur, *versions, dir);
+       json = version_to_json(ppa, pkg, version);
+       if (!json) {
+               log_err("Failed to create package version page");
+               return ;
+       }
 
-                       versions++;
-               }
+       f_name = malloc(strlen(pkg->name)+1+strlen(version->version)+1);
+       sprintf(f_name, "%s_%s", pkg->name, version->version);
 
-               cur++;
-       }
+       path = path_new(dir, f_name, ".html");
+
+       script_tpl = "var data = %s;\n ppastats_ver();";
+       script = malloc(strlen(script_tpl) - 2 + strlen(json) + 1);
+       sprintf(script, script_tpl, json);
+
+       create_html(path, f_name, body, script);
+
+       free(script);
+       free(json);
+       free(path);
+       free(f_name);
 }
 
 static void
-index_to_html(struct ppa_stats *ppa, const char *dir)
+pkg_to_html(struct ppa_stats *ppa, struct package_stats *pkg, const char *dir)
 {
-       char *path;
-       FILE *f;
-
-       path = get_path(dir, "index");
-       f = fopen(path, "w");
+       char *path, *json_path, *script;
+       json_object *json;
+       const char *body;
 
-       if (!f) {
-               fprintf(stderr, "ERROR: failed to open: %s\n", path);
+       body = get_pkg_body();
+       if (!body) {
+               log_err("Failed to create package page: %s", pkg->name);
                return ;
        }
 
-       fprintf(f, HTML_INDEX_TEMPLATE, ppa_to_json(ppa));
+       json_path = path_new(dir, pkg->name, ".json");
+       json = pkg_to_json(ppa, pkg);
+       log_debug(_("Generating %s"), json_path);
+
+       json_object_to_file(json_path, json);
+       json_object_put(json);
+       free(json_path);
 
-       fclose(f);
+       path = path_new(dir, pkg->name, ".html");
+       script = malloc(strlen("ppastats_pkg(\"\");")+
+                       strlen(pkg->name)+
+                       strlen(".json")+
+                       1);
+       sprintf(script, "ppastats_pkg(\"%s%s\");", pkg->name, ".json");
 
+       log_debug(_("Generating %s"), path);
+
+       create_html(path, pkg->name, body, script);
        free(path);
+       free(script);
 }
 
-static char *append_path(const char *odir, const char *name)
+static void
+pkgs_to_html(struct ppa_stats *ppa,
+            struct package_stats **pkgs,
+            const char *dir)
 {
-       char *dir;
+       struct version_stats **versions;
+
+       while (*pkgs) {
+               pkg_to_html(ppa, *pkgs, dir);
 
-       dir = malloc(strlen(odir)+1+strlen(name)+1);
+               versions = (*pkgs)->versions;
+               while (*versions) {
+                       version_to_html(ppa, *pkgs, *versions, dir);
 
-       sprintf(dir, "%s/%s", odir, name);
+                       versions++;
+               }
 
-       return dir;
+               pkgs++;
+       }
 }
 
 void
@@ -508,10 +514,10 @@ ppa_to_html(const char *owner,
            const char *ppa,
            const char *package_status,
            const char *output_dir,
-           const int install_static_files)
+           const int install_static_files,
+           int ws_size)
 {
        struct ppa_stats *ppastats;
-       struct daily_download_total **totals;
        char *path, *f_dst;
        char *css_dir, *js_dir;
        int i;
@@ -522,20 +528,26 @@ ppa_to_html(const char *owner,
                    "js/jqplot.dateAxisRenderer.min.js",
                    DEFAULT_WWW_DIR"/jquery.jqplot.min.js",
                    "js/jquery.jqplot.min.js",
+                   DEFAULT_WWW_DIR"/excanvas.js", "js/excanvas.js",
                    DEFAULT_WWW_DIR"/ppastats.css", "css/ppastats.css",
+                   DEFAULT_WWW_DIR"/wpitchoune.css", "css/wpitchoune.css",
                    DEFAULT_WWW_DIR"/jquery.jqplot.min.css",
                    "css/jquery.jqplot.min.css" };
 
+       mkdirs(output_dir, 0777);
+
        if (install_static_files) {
-               css_dir = append_path(output_dir, "css");
-               js_dir = append_path(output_dir, "js");
+               css_dir = path_append(output_dir, "css");
+               js_dir = path_append(output_dir, "js");
 
                mkdir(css_dir, 0777);
                mkdir(js_dir, 0777);
 
-               for (i = 0; i < 6; i++) {
-                       f_dst = append_path(output_dir, www_files[2*i+1]);
-                       fcopy(www_files[2*i], f_dst);
+               for (i = 0; i < 8; i++) {
+                       f_dst = path_append(output_dir, www_files[2*i+1]);
+
+                       log_debug(_("Copying %s %s"), www_files[2*i], f_dst);
+                       file_copy(www_files[2*i], f_dst);
 
                        free(f_dst);
                }
@@ -543,12 +555,11 @@ ppa_to_html(const char *owner,
                free(js_dir);
        }
 
-       ppastats = create_ppa_stats(owner, ppa, package_status);
-       totals = ppastats->daily_download_totals;
+       ppastats = create_ppa_stats(owner, ppa, package_status, ws_size);
 
-       path = get_path(output_dir, "ppa");
+       path = path_new(output_dir, "ppa", ".html");
 
-       packages_to_html(ppastats, ppastats->packages, output_dir);
+       pkgs_to_html(ppastats, ppastats->packages, output_dir);
 
        index_to_html(ppastats, output_dir);
 
@@ -556,3 +567,12 @@ ppa_to_html(const char *owner,
 
        free(path);
 }
+
+void html_cleanup()
+{
+       free(header);
+       free(footer);
+       free(ppa_body);
+       free(pkg_body);
+       free(pkg_version_body);
+}