1 files changed, 93 insertions, 0 deletions
diff --git a/src/blogc-make/atom.c b/src/blogc-make/atom.c
new file mode 100644
index 0000000..c7f98a5
--- /dev/null
+++ b/src/blogc-make/atom.c
@@ -0,0 +1,93 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2016 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+#include "../common/error.h"
+#include "../common/utils.h"
+#include "settings.h"
+#include "atom.h"
+
+static const char atom_template[] =
+    "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
+    "<feed xmlns=\"http://www.w3.org/2005/Atom\">\n"
+    "  <title type=\"text\">{{ SITE_TITLE }}{%% ifdef FILTER_TAG %%} - "
+        "{{ FILTER_TAG }}{%% endif %%}</title>\n"
+    "  <id>{{ BASE_URL }}/%s{%% ifdef FILTER_TAG %%}/{{ FILTER_TAG }}"
+        "{%% endif %%}%s</id>\n"
+    "  <updated>{{ DATE_FIRST_FORMATTED }}</updated>\n"
+    "  <link href=\"{{ BASE_DOMAIN }}{{ BASE_URL }}/\" />\n"
+    "  <link href=\"{{ BASE_DOMAIN }}{{ BASE_URL }}/%s{%% ifdef FILTER_TAG %%}"
+        "/{{ FILTER_TAG }}{%% endif %%}%s\" rel=\"self\" />\n"
+    "  <author>\n"
+    "    <name>{{ AUTHOR_NAME }}</name>\n"
+    "    <email>{{ AUTHOR_EMAIL }}</email>\n"
+    "  </author>\n"
+    "  <subtitle type=\"text\">{{ SITE_TAGLINE }}</subtitle>\n"
+    "  {%% block listing %%}\n"
+    "  <entry>\n"
+    "    <title type=\"text\">{{ TITLE }}</title>\n"
+    "    <id>{{ BASE_URL }}/%s/{{ FILENAME }}/</id>\n"
+    "    <updated>{{ DATE_FORMATTED }}</updated>\n"
+    "    <published>{{ DATE_FORMATTED }}</published>\n"
+    "    <link href=\"{{ BASE_DOMAIN }}{{ BASE_URL }}/%s/{{ FILENAME }}/\" />\n"
+    "    <author>\n"
+    "      <name>{{ AUTHOR_NAME }}</name>\n"
+    "      <email>{{ AUTHOR_EMAIL }}</email>\n"
+    "    </author>\n"
+    "    <content type=\"html\"><![CDATA[{{ CONTENT }}]]></content>\n"
+    "  </entry>\n"
+    "  {%% endblock %%}\n"
+    "</feed>\n";
+
+
+char*
+bm_atom_deploy(bm_settings_t *settings, bc_error_t **err)
+{
+    if (err == NULL || *err != NULL)
+        return NULL;
+
+    // this is not really portable
+    char fname[] = "/tmp/blogc-make_XXXXXX";
+    int fd;
+    if (-1 == (fd = mkstemp(fname))) {
+        *err = bc_error_new_printf(BLOGC_MAKE_ERROR_ATOM,
+            "Failed to create temporary atom template: %s", strerror(errno));
+        return NULL;
+    }
+
+    const char *atom_prefix = bc_trie_lookup(settings->settings, "atom_prefix");
+    const char *atom_ext = bc_trie_lookup(settings->settings, "atom_ext");
+    const char *post_prefix = bc_trie_lookup(settings->settings, "post_prefix");
+
+    char *content = bc_strdup_printf(atom_template, atom_prefix, atom_ext,
+        atom_prefix, atom_ext, post_prefix, post_prefix);
+
+    if (-1 == write(fd, content, strlen(content))) {
+        *err = bc_error_new_printf(BLOGC_MAKE_ERROR_ATOM,
+            "Failed to write to temporary atom template: %s", strerror(errno));
+        free(content);
+        close(fd);
+        unlink(fname);
+        return NULL;
+    }
+
+    free(content);
+    close(fd);
+
+    return bc_strdup(fname);
+}
+
+
+void
+bm_atom_destroy(const char *fname)
+{
+    unlink(fname);
+}