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-rw-r--r--src/directives.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/directives.c b/src/directives.c
new file mode 100644
index 0000000..829a736
--- /dev/null
+++ b/src/directives.c
@@ -0,0 +1,59 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2015 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif /* HAVE_CONFIG_H */
+
+#include <string.h>
+
+#include "utils/utils.h"
+#include "directives.h"
+#include "error.h"
+
+
+blogc_directive_t registry[] = {
+ {"youtube", blogc_directive_youtube},
+ {NULL, NULL},
+};
+
+
+char*
+blogc_directive_loader(const char *name, const char *argument, b_trie_t *params,
+ blogc_error_t **err)
+{
+ for (unsigned int i = 0; registry[i].name != NULL; i++)
+ if (0 == strcmp(name, registry[i].name))
+ return registry[i].callback(argument, params, err);
+ return NULL;
+}
+
+
+char*
+blogc_directive_youtube(const char *argument, b_trie_t *params, blogc_error_t **err)
+{
+ if (err != NULL && *err != NULL)
+ return NULL;
+ if (argument == NULL) {
+ *err = blogc_error_new_printf(BLOGC_WARNING_CONTENT_PARSER,
+ "youtube: Invalid video ID: %s", argument);
+ return NULL;
+ }
+
+ char *width = b_trie_lookup(params, "width");
+ char *height = b_trie_lookup(params, "height");
+
+ // using default 16:9 sizes provided by youtube as of 2015-11-04
+ return b_strdup_printf(
+ "<iframe width=\"%s\" height=\"%s\" "
+ "src=\"https://www.youtube.com/embed/%s\" frameborder=\"0\" "
+ "allowfullscreen></iframe>\n",
+ width == NULL ? "560" : width,
+ height == NULL ? "315" : height,
+ argument);
+}