X-Git-Url: http://git.iain.cx/?a=blobdiff_plain;f=lib%2Fforms.php;h=ae08607fa9f2554eade66724954f35ab0e07e885;hb=3b2e8214805eb2bdebb7485ce29c072815361eef;hp=af51c1c53fe1f4b552c0e9a76edd8c33c0a23e26;hpb=6fdbfe32798452ec1c0fdbda57edabb892518409;p=readifood.git

diff --git a/lib/forms.php b/lib/forms.php
index af51c1c..ae08607 100644
--- a/lib/forms.php
+++ b/lib/forms.php
@@ -1,5 +1,18 @@
 <?php
 
+  function form($classes = null, $action = null) {
+    if (is_null($classes)) $classes = array();
+    else if (! is_array($classes)) $classes = explode('/\s+/', $classes);
+    if (! isset($action)) $action = $_SERVER['REQUEST_URI'];
+    echo "<form ";
+    if (count($classes)) printf("class=\"%s\" ", implode(" ", $classes));
+    echo "method=\"POST\" action=\"$action\">\n";
+  }
+
+  function end_form() {
+    echo "</form>\n";
+  }
+
   function input($name, $value = null, $type = null) {
     echo "<input name=\"$name\"";
     if (isset($type)) echo " type=\"$type\"";
@@ -30,4 +43,42 @@
     echo ">$text\n";
   }
 
+  function datepicker($name, $value = null, $past = true, $past_picker = null, $future = true, $future_picker = null) {
+    $id = "datepicker_$name";
+    echo "<script>\n  $(function() {\n";
+    echo "    $(\"#$id\").datepicker({\n";
+    /*
+      If this is the "to" picker in a date range, restrict the end date of the
+      "from" picker to be the date selected by this picker.
+    */
+    if (isset($past_picker)) {
+      echo "      onClose: function(selectedDate) {\n";
+      echo "        $(\"#datepicker_$past_picker\").datepicker(\"option\", \"maxDate\", selectedDate);\n";
+      echo "      },\n";
+    }
+    /*
+      If this is the "from" picker in a date range, restrict the start date of
+      the "to" picker to be the date selected by this picker.
+    */
+    if (isset($future_picker)) {
+      echo "      onClose: function(selectedDate) {\n";
+      echo "        $(\"#datepicker_$future_picker\").datepicker(\"option\", \"minDate\", selectedDate);\n";
+      echo "      },\n";
+    }
+    echo "      changeMonth: true,\n";
+    echo "      changeYear: true,\n";
+    echo "      dateFormat: 'yy-mm-dd',\n";
+    /* Are we allowed to show dates earlier than today? */
+    if (! $past) echo "      minDate: 0,\n";
+    /* Are we allowed to show dates later than today? */
+    if (! $future) echo "      maxDate: 0,\n";
+    echo "      showButtonPanel: true\n";
+    echo "    });\n  });</script>";
+    echo "<input name=\"$name\" id=\"$id\"";
+    echo " maxlength=10 size=10";
+    if (isset($value)) echo " value=\"$value\"";
+    else echo " value=\"" . $_POST[$name] . "\"";
+    echo "><em class=\"small\">(Y-m-d)</em>";
+  }
+
 ?>