X-Git-Url: http://git.iain.cx/?a=blobdiff_plain;f=lib%2Ffunctions.php;h=985c02b83574a9a620d1a51b932136e0164cb7e9;hb=8608b888fb708fadeb23ae113ad83516cc5e4176;hp=9690d5d3dad54a4ac146e0a387ace470b18a4444;hpb=018b041d077a8740dde27529a1ffc32f4610b7ef;p=readifood.git

diff --git a/lib/functions.php b/lib/functions.php
index 9690d5d..985c02b 100644
--- a/lib/functions.php
+++ b/lib/functions.php
@@ -22,14 +22,14 @@
   }
 
   function pagination() {
-    $offset = 1;
+    $first_page = 1;
     $per_page = $GLOBALS['default_page_size'];
 
     parse_str($_SERVER['QUERY_STRING'], $params);
-    if (array_key_exists('page', $params)) if (is_numeric($params['page'])) $offset = $params['page'];
+    if (array_key_exists('page', $params)) if (is_numeric($params['page'])) $first_page = $params['page'];
     if (array_key_exists('size', $params)) if (is_numeric($params['size'])) $per_page = $params['size'];
 
-    return array($offset, $per_page);
+    return array($first_page, $per_page);
   }
 
   function page_link($alt, $n, $cur, $max, $size) {
@@ -44,17 +44,23 @@
   function show_pagination($pager, $n = 5) {
     if (! $pager->haveToPaginate()) return;
 
-    list($offset, $per_page) = pagination();
+    list($first_page, $per_page) = pagination();
 
     $pages = ceil($pager->getNbResults() / $per_page);
-    $pages++;
+
+    /* Highlight the fact we skipped some pages. */
+    $linked_pages = $pager->getLinks($n);
+    $first_link = $linked_pages[0];
+    $last_link = end($linked_pages);
 
     $links = array();
-    $links[] = page_link('First', 1, $offset, $pages, $per_page);
-    $links[] = page_link('Previous', $offset - 1, $offset, $pages, $per_page);
-    foreach ($pager->getLinks($n) as $link) $links[] = page_link($link, $link, $offset, $pages, $per_page);
-    $links[] = page_link('Next', $offset + 1, $offset, $pages, $per_page);
-    $links[] = page_link('Last', $pages, $offset, $pages, $per_page);
+    $links[] = page_link('First', 1, $first_page, $pages, $per_page);
+    $links[] = page_link('Previous', $first_page - 1, $first_page, $pages, $per_page);
+    if ($first_link > 1) $links[] = page_link('...', $first_page, $pages, $per_page);
+    foreach ($linked_pages as $link) $links[] = page_link($link, $link, $first_page, $pages, $per_page);
+    if ($last_link < $pages) $links[] = page_link('...', $first_page, $pages, $per_page);
+    $links[] = page_link('Next', $first_page + 1, $first_page, $pages, $per_page);
+    $links[] = page_link('Last', $pages, $first_page, $pages, $per_page);
 
     echo "<p>Page: ";
     echo implode(' / ', $links);
@@ -246,6 +252,27 @@
     return $q->orderByDate()->find();
   }
 
+  function get_available_offers($contact = null) {
+    $q = new OfferQuery;
+    $q->where("(valid_from is null or valid_from<=now())");
+    $q->where("(valid_to is null or valid_to>now())");
+    if (! is_null($contact)) {
+      $qq = new OfferStateQuery;
+      $qq->filterByContactId($contact->getId());
+      $ids = Array();
+      foreach ($qq->find() as $state) $ids[] = $state->getOfferId();
+      if (count($ids)) $q->_or()->filterById($ids);
+    }
+    return $q->orderById()->find();
+  }
+
+  function get_offer_state($contact, $offer) {
+    $q = new OfferStateQuery;
+    $q->filterByOfferId($offer->getId());
+    $q->filterByContactId($contact->getId());
+    return $q->orderByUpdated('desc')->findOne();
+  }
+
   function get_user_by_contact_id($id, $verbose = true) {
     $q = new UserQuery;
     $user = $q->findOneByContactId($id);
@@ -622,7 +649,38 @@
     echo call_user_func_array("get_small_link", func_get_args());
   }
 
+  function check_dates($description, $from, $to, $mandatory_from = true, $mandatory_to = true) {
+    $Description = ucfirst($description);
+    if ($from || $mandatory_from) {
+      list($y, $m, $d) = explode('-', $from);
+      if (! checkdate($m, $d, $y)) {
+        echo "<p>Invalid $description start date!</p>\n";
+        return false;
+      }
+      $start = mktime(0, 0, 0, $m, $d, $y);
+    }
+    else $start = 0;
+
+    if ($to || $mandatory_to) {
+      list($y, $m, $d) = explode('-', $to);
+      if (! checkdate($m, $d, $y)) {
+        echo "<p>Invalid $description end date!</p>\n";
+        return false;
+      }
+      $end = mktime(0, 0, 0, $m, $d, $y);
+    }
+    else $end = PHP_INT_MAX;
+
+    if ($end < $start) {
+      echo "<p>$Description end date is earlier than start date!</p>\n";
+      return false;
+    }
+
+    return true;
+  }
+
   include_once(join(DIRECTORY_SEPARATOR, array($lib_root, "admin.php")));
+  include_once(join(DIRECTORY_SEPARATOR, array($lib_root, "auth0.php")));
   include_once(join(DIRECTORY_SEPARATOR, array($lib_root, "forms.php")));
 
 ?>