支持bootstrap分页工具

cube-group · Apr 24, 2018 · 8ffb6d8 · 8ffb6d8
1 parent 8bb0735
commit 8ffb6d8
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Showing 6 changed files with 293 additions and 61 deletions.
diff --git a/.gitignore b/.gitignore
@@ -1,2 +1,4 @@
 vendor
-.idea
+log
+.idea
+.DS_Store
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
diff --git a/README.md b/README.md
@@ -52,4 +52,4 @@ use libs\Curl\LCurl;
 require __DIR__ . '/../src/autoload.php';
 $curl = new LCurl();
 $result = $curl->post('http://www.baidu.com/', ['a'=>'123']);
-```
+```
diff --git a/src/Utils/Page.php b/src/Utils/Page.php
@@ -10,6 +10,108 @@
  */
 class Page
 {
+    private $page = 1;
+    private $total = 1;
+    private $pageSize = 10;
+    private $gets = [];
+
+    /**
+     * Page constructor.
+     * @param $totalPage int 总条数
+     * @param int $pageSize 每页显示条数
+     * @param int $page 当前页码
+     * @param array $gets url携带get参数数组
+     */
+    public function __construct($totalPage, $pageSize = 10, $page = 1, $gets = [])
+    {
+        if ($pageSize < 1) {
+            $pageSize = 1;
+        }
+
+        $total = ceil($totalPage / $pageSize);
+
+        if ($page < 1) {
+            $page = 1;
+        } else if ($page > $total) {
+            $page = $total;
+        }
+
+        $this->page = $page;
+        $this->gets = $gets;
+        $this->total = $total;
+        $this->pageSize = $pageSize;
+    }
+
+    /**
+     * 获取分页html元素
+     * @param $url string
+     * @return string
+     */
+    public function getPagination($url)
+    {
+        $gets = null;
+        $gets = $this->gets;
+        $page = $this->page;
+        $gets['pageSize'] = $this->pageSize;
+        if ($page > 1) {
+            $gets['page'] = 1;
+            $newUrl = URLUtil::addParameter($url, $gets);
+            $laquo = "<li><a href=\"{$newUrl}\"></a>&laquo;</li>";
+            $gets['page'] = $page - 1;
+            $newUrl = URLUtil::addParameter($url, $gets);
+            $left = "<li><a href=\"{$newUrl}\"></a>&lt;</li>";
+        } else {
+            $laquo = "<li class=\"disabled\">&laquo;</li>";
+            $left = "<li class=\"disabled\">&lt;</li>";
+        }
+        if ($page < $this->total) {
+            $gets['page'] = $this->total;
+            $newUrl = URLUtil::addParameter($url, $gets);
+            $raquo = "<li><a href=\"{$newUrl}\"></a>&raquo;</li>";
+            $gets['page'] = $page + 1;
+            $newUrl = URLUtil::addParameter($url, $gets);
+            $right = "<li><a href=\"{$newUrl}\"></a>&gt;</li>";
+        } else {
+            $raquo = "<li class=\"disabled\">&raquo;</li>";
+            $right = "<li class=\"disabled\">&gt;</li>";
+        }
+
+        $otherPages = [];
+        $start = 1;
+        if ($this->total > 5) {
+            $start = $page;
+            while (true) {
+                if ($start - 2 >= 1 && $start + 2 <= $this->total) {
+                    break;
+                } else if ($start - 2 <= 1) {
+                    $start++;
+                } else if ($start + 2 >= $this->total) {
+                    $start--;
+                }
+            }
+            $end = $start + 2;
+            $start -= 2;
+        } else {
+            $end = $this->total;
+        }
+        for ($i = $start; $i <= $end; $i++) {
+            if ($page == $i) {
+                $otherPages[] = "<li class=\"active\"><a href=\"#\">{$i}</span></a></li>";
+            } else {
+                $gets['page'] = $i;
+                $newUrl = URLUtil::addParameter($url, $gets);
+                $otherPages[] = "<li><a href=\"{$newUrl}\">{$i}</span></a></li>";
+            }
+        }
+
+        array_unshift($otherPages, $left);
+        array_unshift($otherPages, $laquo);
+        array_push($otherPages, $right);
+        array_push($otherPages, $raquo);
+        $html = '<ul class="pagination">' . join("\n", $otherPages) . '</ul>';
+        return $html;
+    }
+
     /**
      * 获取分页参数
      *
@@ -38,13 +140,14 @@ public static function get($page, $totalCount, $pageSize = 30)
         ];
     }
 
+
     /**
      * 当前页
      *
      * @param $page
      * @return int
      */
-    public static function getPage($page)
+    private static function getPage($page)
     {
         $page = (int)$page;
         return !$page ? 1 : $page;
@@ -57,7 +160,7 @@ public static function getPage($page)
      * @param $pageSize
      * @return int
      */
-    public static function getPageCount($totalCount, $pageSize)
+    private static function getPageCount($totalCount, $pageSize)
     {
         $totalCount = $totalCount < 0 ? 0 : (int)$totalCount;
         return ceil($totalCount / $pageSize);
@@ -71,7 +174,7 @@ public static function getPageCount($totalCount, $pageSize)
      * @param $pageCount
      * @return int
      */
-    public static function getNext($page, $pageCount)
+    private static function getNext($page, $pageCount)
     {
         if ($pageCount > 1 && $page >= 0 && $page < $pageCount) {
             return $page + 1;
@@ -86,7 +189,7 @@ public static function getNext($page, $pageCount)
      * @param $page
      * @return int
      */
-    public static function getPre($page)
+    private static function getPre($page)
     {
         if ($page <= 1) {
             return 0;
@@ -102,7 +205,7 @@ public static function getPre($page)
      * @param $pageSize
      * @return int
      */
-    public static function getOffset($page, $pageSize)
+    private static function getOffset($page, $pageSize)
     {
         return $pageSize < 1 ? 0 : ($page - 1) * $pageSize;
     }
@@ -113,7 +216,7 @@ public static function getOffset($page, $pageSize)
      * @param $pageSize
      * @return int
      */
-    public static function getLimit($pageSize)
+    private static function getLimit($pageSize)
     {
         return $pageSize < 1 ? -1 : $pageSize;
     }

diff --git a/src/Utils/URLUtil.php b/src/Utils/URLUtil.php
@@ -2,8 +2,6 @@
 
 namespace libs\Utils;
 
-use libs\Validate\LValidator;
-
 /**
  * Class URLUtil.
  * URL地址处理工具类.
@@ -32,7 +30,7 @@ public static function toHttps($url)
      */
     public static function addParameter($url, $params)
     {
-        if (!$url || !LValidator::isUrl($url)) {
+        if (!$url) {
             return $url;
         }
         if ($params) {
@@ -57,7 +55,7 @@ public static function addParameter($url, $params)
      */
     public static function getParameters($url)
     {
-        if (!$url || !LValidator::isUrl($url)) {
+        if (!$url) {
             return false;
         }
         $urlQuery = [];

diff --git a/test/TestPage.php b/test/TestPage.php
@@ -0,0 +1,11 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: linyang
+ * Date: 2018/4/24
+ * Time: 上午9:08
+ */
+require __DIR__ . '/../src/autoload.php';
+
+$page = new \libs\Utils\Page(1, 10, 10, ['uid' => 3]);
+echo $page->getPagination('/index');