1 files changed, 105 insertions, 0 deletions
diff --git a/form_footer.c b/form_footer.c
new file mode 100644
index 0000000..c29dfd4
--- /dev/null
+++ b/form_footer.c
@@ -0,0 +1,105 @@
+#include "form.h"
+#include "defs.h"
+#include <libweb/html.h>
+#include <stdio.h>
+#include <string.h>
+
+static int poweredby(struct html_node *const footer)
+{
+    int ret = -1;
+    struct html_node *const a = html_node_alloc("a"), *p;
+    struct dynstr d;
+
+    dynstr_init(&d);
+
+    if (!a)
+    {
+        fprintf(stderr, "%s: html_node_alloc failed\n", __func__);
+        goto end;
+    }
+    else if (!(p = html_node_add_child(footer, "p")))
+    {
+        fprintf(stderr, "%s: html_node_add_child failed\n", __func__);
+        goto end;
+    }
+    else if (html_node_add_attr(a, "href", PROJECT_URL))
+    {
+        fprintf(stderr, "%s: html_node_add_attr failed\n", __func__);
+        goto end;
+    }
+    else if (html_node_set_value(a, PROJECT_NAME))
+    {
+        fprintf(stderr, "%s: html_node_set_value a failed\n", __func__);
+        goto end;
+    }
+    else if (dynstr_append(&d, "Powered by&nbsp;"))
+    {
+        fprintf(stderr, "%s: dynstr_append failed\n", __func__);
+        goto end;
+    }
+    else if (html_serialize(a, &d))
+    {
+        fprintf(stderr, "%s: html_serialize failed\n", __func__);
+        goto end;
+    }
+    else if (html_node_set_value_unescaped(p, d.str))
+    {
+        fprintf(stderr, "%s: html_node_set_value_unescaped failed\n", __func__);
+        goto end;
+    }
+
+    ret = 0;
+
+end:
+    dynstr_free(&d);
+    html_node_free(a);
+    return ret;
+}
+
+static int back(struct html_node *const footer)
+{
+    struct html_node *const a = html_node_add_child(footer, "a");
+
+    if (!a)
+    {
+        fprintf(stderr, "%s: html_node_add_child failed\n", __func__);
+        return -1;
+    }
+    else if (html_node_add_attr(a, "href", "/"))
+    {
+        fprintf(stderr, "%s: html_node_add_attr failed\n", __func__);
+        return -1;
+    }
+    else if (html_node_set_value(a, "Back to index"))
+    {
+        fprintf(stderr, "%s: html_node_set_value failed\n", __func__);
+        return -1;
+    }
+
+    return 0;
+}
+
+int form_footer(struct html_node *const n, const char *const resource)
+{
+    struct html_node *const footer = html_node_add_child(n, "footer");
+
+    if (!footer)
+    {
+        fprintf(stderr, "%s: html_node_add_child failed\n", __func__);
+        return -1;
+    }
+    else if (strcmp(resource, "/")
+        && strcmp(resource, "/index.html")
+        && back(footer))
+    {
+        fprintf(stderr, "%s: back failed\n", __func__);
+        return -1;
+    }
+    else if (poweredby(footer))
+    {
+        fprintf(stderr, "%s: poweredby failed\n", __func__);
+        return -1;
+    }
+
+    return 0;
+}