When I do a message, I think of this, I have to do this, the specific idea is not good, I have made it just throwing bricks, I hope there is a better way!
IP adds page is used with a listbox, Textbox, two button
On other pages, use the current IP to compare the IP in the database, the code is as follows!
Limit IP Add Page HTML Code
<% @ Page language = "c #" autoeventwireup = "true" codefile = "ip.aspx.cs" inherits = "admin_ip"%> " HTML XMLns = "http://www.w3.org/1999/xhtml">
No title page </ title> <link href =" ../ images / news.css "Rel =" stylesheet "type =" text / css "/> </ head> <body> <form ID = "form1" runat = "server"> <div> <asp: SqlDataSource ID = "SqlDataSource1" runat = "server" ConnectionString = "<% $ ConnectionStrings: book%>" ProviderName = "<% $ ConnectionStrings: book.ProviderName %> "SELECTCOMMAND =" SELECT [IP] from [ip] "> </ ask: SQLDataSource> <table align =" style = "border-right: # 0066cc 1px dotted; border-top: # 0066cc 1px dotted; Border-left: # 0066cc 1px dotted; border-bottom: # 0066cc 1px dotted "> <tr> <td rowspan =" 2 "style =" width: 100px; border-right: # 33ccff 1px groove; border-top: # 33ccff 1px groove; border-left: # 33ccff 1px groove; border-bottom: # 33ccff 1px groove; "> <asp: ListBox ID =" iplxb "runat =" server "DataSourceID =" SqlDataSource1 "DataTextField =" ip "DataValueField =" ip "Height =" 194px "Width = "153px"> </ asp: listbox> </ td> <td style =</p>
<p>Width: 100px; border-right: # 33ccff 1px groove; border-top: # 33ccff 1px groove; border-left: # 33ccff 1px groove; border-bottom: # 33ccff 1px groove; "> Fill in the standard IP address to the left Inside the text box, then click to press New! <br /> <asp: RegularExpressionValidator ID = "RegularExpressionValidator1" runat = "server" ControlToValidate = "iptb" Display = "Dynamic" ErrorMessage = "IP address format is incorrect" ValidationExpression = "([0-9] {2,3 ([.]) ([0-9] {1, 3} ([.]) ([0-9] {1, 3}) ([.]) ([0-9] {1, 3})> </ asp: regularExpressionValidator> </ td> </ tr> <tr> <td style = "Width: 100px; border-right: # 33ccff 1px groove; border-top: # 33ccff 1px groove; border -left: # 33ccff 1px groove; Border-Bottom: # 33ccff 1px groove; "> <asp: linkbutton id =" limited "onclick =" linkbutton1_click "> Delete selected row </ asp: linkbutton> < / TD> </ tr> <tr> <TD style = "Width: 100px; border-right: # 33ccff 1px groove; border-top: # 33ccff 1px groove; border-left: # 33ccff 1px groove; border-bottom: # 33ccff 1px groove; "> <asp: textbox id =" iptb "runat =" server "width =" 150px "> 61.139.33.22 </ asp: textbox> </ td> <td style =" Width: 100px; border-right: # 33ccff 1px groove; border-top: # 33ccff 1px groove; border-left: # 33ccff 1px groove; border-bottom: # 33ccff 1px groove; "> <asp: button id =" Button1 "Runat = "</p>
<p>Server "onclick =" Button1_click "text =" increase "width =" 80px "/> </ td> </ tr> </ table> </ div> </ form> </ body> </ html> limit IP added Page CS code</p>
<p>using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web .UI.WebControls.WebParts; using System.Web.UI.HtmlControls; public partial class admin_ip: System.Web.UI.Page {protected void Page_Load (object sender, EventArgs e) {Server.Execute ( "chklog.aspx") } Protected void button1_click (object sender, eventargs e) {iPlxb.Items.add (iptb.text); ODB.Insert ("INSERT IP (IP) VALUES ('" iptb.text ")") } Protected void linkbutton1_click (Object sender, Eventargs e) {for (int i = 0; i <iPlxb.Items.count; i ) {if (iPlxb.Items [i] .selected) {ODB.Insert ("delete from IP WHERE IP = '" iPlxb.SelectedItem.text "' "; iPlxb.Items.Remove (iPlxb.SelectedItem.text);}}}}</p>
<p>The code that is required to limit the page call page for IP</p>
<p>Protected void Page_load (Object Sender, Eventargs E) {string ip = request.userhostaddress.tostring (); if (convert.toint32 (odb.scr ("SELECT Count (*) from [ip] where ip = '" ip "'") ")> 0) Response.write (" Sorry, your IP is restricted, please consult the administrator ");}}</p>
<p>Http://thcjp.cnblogs.com/archive/2006/06/21/431639.html</p></div><div class="text-center mt-3 text-grey">
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var debug = DEBUG = 0;
var url_rewrite_on = 1;
var url_path = './';
var forumarr = {"1":"Tech"};
var fid = 1;
var uid = 0;
var gid = 0;
xn.options.water_image_url = 'view/img/water-small.png';
</script><script src="view/js/wellcms.js?2.2.0"></script><a class="scroll-to-top rounded" href="javascript:void(0);"><i class="icon-angle-up"></i></a><a class="scroll-to-bottom rounded" href="javascript:void(0);" style="display: inline;"><i class="icon-angle-down"></i></a></body></html><script>
var forum_url = 'list-1.html';
var safe_token = 'v21vXp_2FvXuAqko6MgWm6m7RMMD09axmyiQWI68Fh0Ar2D6AltwevjS1FEqzrWMLZpgc_2BUkg_2BexK_2FYei5';
var body = $('body');
body.on('submit', '#form', function() {
var jthis = $(this);
var jsubmit = jthis.find('#submit');
jthis.reset();
jsubmit.button('loading');
var postdata = jthis.serializeObject();
$.xpost(jthis.attr('action'), postdata, function(code, message) {
if(code == 0) {
location.reload();
} else {
$.alert(message);
jsubmit.button('reset');
}
});
return false;
});
function resize_image() {
var jmessagelist = $('div.message');
var first_width = jmessagelist.width();
jmessagelist.each(function() {
var jdiv = $(this);
var maxwidth = jdiv.attr('isfirst') ? first_width : jdiv.width();
var jmessage_width = Math.min(jdiv.width(), maxwidth);
jdiv.find('img, embed, iframe, video').each(function() {
var jimg = $(this);
var img_width = this.org_width;
var img_height = this.org_height;
if(!img_width) {
var img_width = jimg.attr('width');
var img_height = jimg.attr('height');
this.org_width = img_width;
this.org_height = img_height;
}
if(img_width > jmessage_width) {
if(this.tagName == 'IMG') {
jimg.width(jmessage_width);
jimg.css('height', 'auto');
jimg.css('cursor', 'pointer');
jimg.on('click', function() {
});
} else {
jimg.width(jmessage_width);
var height = (img_height / img_width) * jimg.width();
jimg.height(height);
}
}
});
});
}
function resize_table() {
$('div.message').each(function() {
var jdiv = $(this);
jdiv.find('table').addClass('table').wrap('<div class="table-responsive"></div>');
});
}
$(function() {
resize_image();
resize_table();
$(window).on('resize', resize_image);
});
var jmessage = $('#message');
jmessage.on('focus', function() {if(jmessage.t) { clearTimeout(jmessage.t); jmessage.t = null; } jmessage.css('height', '6rem'); });
jmessage.on('blur', function() {jmessage.t = setTimeout(function() { jmessage.css('height', '2.5rem');}, 1000); });
$('#nav li[data-active="fid-1"]').addClass('active');
</script>
