Javascript Codeigniter活动记录过快?
我为我的网页的翻译创建了“管理菜单”,包括图片,所以你在图片中。 这非常简单,我将所有内容保存到数据库中,当我进行更改时,我会重新生成所需的文件,例如Javascript Codeigniter活动记录过快?,javascript,jquery,codeigniter,activerecord,Javascript,Jquery,Codeigniter,Activerecord,我为我的网页的翻译创建了“管理菜单”,包括图片,所以你在图片中。 这非常简单,我将所有内容保存到数据库中,当我进行更改时,我会重新生成所需的文件,例如/languages/english/tank\u auth\u lang.php。每当我想翻译/编辑一些东西时,我只需单击field edit,然后单击out of field AJAX将POST发送到负责插入/更新/添加翻译的控制器 问题 这是我的功能,但每当我执行快速重新发送(重新编辑/向表中添加新翻译)时,有时数据库中会出现重复。有什么我
/languages/english/tank\u auth\u lang.php
。每当我想翻译/编辑一些东西时,我只需单击field edit,然后单击out of field AJAX将POST发送到负责插入/更新/添加翻译的控制器
问题
这是我的功能,但每当我执行快速重新发送(重新编辑/向表中添加新翻译)时,有时数据库中会出现重复。有什么我应该避免做的吗?(比如在发送前等待或做其他事情)
如果我进行分析,它会告诉我有两个相同的插入(不是在一个AJAX调用中,而是在两个连续的fastAJAX调用中)
函数本身一开始很复杂,因为每当有比524更长的(strlen()
)值时,我会以不同的方式保存它(我将它保存在带有结构TEXT
的表中,而不是VARCHAR(524)
)
功能
public function insert() {
//this function is used only with AJAX
if ($this->input->is_ajax_request()) {
//$this->output->enable_profiler(FALSE); //to work profiler must be turned off
$id_kw = $this->input->post('id_kw');
$id_language = $this->input->post('id_language');
$translation_text = $this->input->post('new_translation');
if (strlen($translation_text) < '524') {
//short
if ($this->general_model->isInDBWhere('layout_short', array('id_keyword' => $id_kw, 'id_language' => $id_language))){
//update short
//get id of text_short and update text field in it
$text_id = $this->general_model->_getColumnWhere('layout_short', 'id_text', array('id_keyword' => $id_kw, 'id_language' => $id_language));
$this->general_model->updateRow('text_short', $text_id, array('text' => $translation_text));
unset($text_id);
}elseif ($this->general_model->isInDBWhere('layout_long', array('id_keyword' => $id_kw, 'id_language' => $id_language))) {
$text_id = $this->general_model->_getColumnWhere('layout_long', 'id_text', array('id_keyword' => $id_kw, 'id_language' => $id_language)); //old text_id
$this->general_model->_deleteWhere('text_long', array('id' => $text_id));
$this->general_model->_deleteWhere('layout_long', array('id_keyword' => $id_kw, 'id_language' => $id_language));
//insert new entry to short
$this->_insert($table = 'short', $id_kw, $id_language, $translation_text);
}else{
//insert in short
$this->_insert($table = 'short', $id_kw, $id_language, $translation_text);
}
}else{
//long
if ($this->general_model->isInDBWhere('layout_long', array('id_keyword' => $id_kw, 'id_language' => $id_language))){
//update long
//get id of text_long and update text field in it
$text_id = $this->general_model->_getColumnWhere('layout_long', 'id_text', array('id_keyword' => $id_kw, 'id_language' => $id_language));
$this->general_model->updateRow('text_long', $text_id, array('text' => $translation_text));
unset($text_id);
}elseif ($this->general_model->isInDBWhere('layout_short', array('id_keyword' => $id_kw, 'id_language' => $id_language))) {
$text_id = $this->general_model->_getColumnWhere('layout_short', 'id_text', array('id_keyword' => $id_kw, 'id_language' => $id_language)); //old text_id
$this->general_model->_deleteWhere('text_short', array('id' => $text_id));
$this->general_model->_deleteWhere('layout_short', array('id_keyword' => $id_kw, 'id_language' => $id_language));
//insert new entry to long
$this->_insert($table = 'long', $id_kw, $id_language, $translation_text);
}else{
//insert in short
$this->_insert($table = 'long', $id_kw, $id_language, $translation_text);
}
}
echo "1";
}
}
将java脚本更改为
var flag = 0;
$(".ajax-translate-field").on("focusout", function(){
console.log($(this).prop('name'));
console.log($(this).attr('data-language'));
console.log($(this).val());
var this_object = $(this);
if ($(this).val() === "") {
this_object.animate({ backgroundColor: '#FF9494', opacity: '0.6'}, "slow");
this_object.animate({ backgroundColor: '#ffffff', opacity: '1'}, "fast");
}else if(flag != $(this).prop('name')){
flag = $(this).prop('name');
$.ajax({
url: _baseUrl + 'admin/language/insert',
type: 'POST',
data: {id_kw: $(this).prop('name'), id_language : $(this).attr('data-language'), new_translation: $(this).val()},
success: function (result) {
if (result == 1) {
this_object.animate({ backgroundColor: '#BCED91', opacity: '0.6'}, "slow");
this_object.animate({ backgroundColor: '#ffffff', opacity: '1'}, "fast");
}else{
//nothing happens here yet
}
},
complete: function (result) { flag = 0;}
});
}
});
我假设
$(this).prop('name')
是您代码中的唯一键(id)..请发布您的javascript。如果是两个连续的ajax调用,那么问题出在您的javascript中,而不是您的控制器。如果您已经在处理该事务,则需要为表单分配一种事务id
,忽略它。要计算事务id,您可以对表单值进行散列,以便为每次更改获得唯一的值,也可以在页面上获得固定的值。是的$this.prop('name')
是唯一的id,我将尝试此方法。@Kyslik:InComplete
方法设置标志=0代码>
var flag = 0;
$(".ajax-translate-field").on("focusout", function(){
console.log($(this).prop('name'));
console.log($(this).attr('data-language'));
console.log($(this).val());
var this_object = $(this);
if ($(this).val() === "") {
this_object.animate({ backgroundColor: '#FF9494', opacity: '0.6'}, "slow");
this_object.animate({ backgroundColor: '#ffffff', opacity: '1'}, "fast");
}else if(flag != $(this).prop('name')){
flag = $(this).prop('name');
$.ajax({
url: _baseUrl + 'admin/language/insert',
type: 'POST',
data: {id_kw: $(this).prop('name'), id_language : $(this).attr('data-language'), new_translation: $(this).val()},
success: function (result) {
if (result == 1) {
this_object.animate({ backgroundColor: '#BCED91', opacity: '0.6'}, "slow");
this_object.animate({ backgroundColor: '#ffffff', opacity: '1'}, "fast");
}else{
//nothing happens here yet
}
},
complete: function (result) { flag = 0;}
});
}
});