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Changes for page 05 Lua Script

Last modified by Hunter on 2026/10/21 11:55
From version 22.1
edited by Hunter
on 2026/10/14 16:15
Change comment: There is no comment for this version
To version 31.1
edited by Hunter
on 2026/10/21 10:49
Change comment: There is no comment for this version

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791 791  {{/code}}
792 792  
793 793  [[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/PrinterTCPSocket.zip]]
794 +
795 += 35 SFTP Client(PI 11.4) =
796 +
797 +This example shows how to set up the SSH connection between HMI and server, and upload or download the file. **This function only works on PIStudio version 11.4 or above and PI8000ig or PI9000ig HMI.**
798 +
799 +{{info}}
800 +Refer to the Microsoft official guide for installing and enabling OpenSSH Server on Windows using PowerShell: [[Get started with OpenSSH Server for Windows ~| Microsoft Learn>>https://learn.microsoft.com/en-us/windows-server/administration/openssh/openssh_install_firstuse?tabs=gui&pivots=windows-server-2025]]
801 +
802 +**Make sure TCP port 22 is not occupied by another SSH server, such as Bitvise SSH Server.**
803 +{{/info}}
804 +
805 +~1. Run PowerShell as administrator. Enter Get-Service sshd in the PowerShell window. If the status is Stopped, enter Start-Service sshd to start the service.
806 +
807 +{{code language="powershell"}}
808 +Get-Service sshd
809 +Start-Service sshd
810 +{{/code}}
811 +
812 +(% style="text-align:center" %)
813 +[[image:checkstatusSSH.png]]
814 +
815 +{{info}}
816 +If the SSH connection cannot be established, check and adjust the firewall’s inbound and outbound rules. Enter following command in powershell
817 +{{/info}}
818 +
819 +{{code language="powershell"}}
820 +netsh advfirewall set allprofiles state off
821 +{{/code}}
822 +
823 +2. Change the server IP, username and password.
824 +
825 +(% style="text-align:center" %)
826 +[[image:SSH1.png]]
827 +
828 +2. Change the server file path and HMI file path as user wanted.
829 +
830 +(% style="text-align:center" %)
831 +[[image:E2.png]]
832 +
833 +3. Click the Copy to copy the file into flash(user:) path from the pen drive path, then click SFTP connect, click Upload or Download button.
834 +
835 +{{warning}}
836 +File operations are only supported under the "user:" path for the moment.
837 +{{/warning}}
838 +
839 +(% style="text-align:center" %)
840 +[[image:sf.png]]
841 +
842 +4. Check the file whether download or upload successfully.
843 +
844 +(% style="text-align:center" %)
845 +[[image:8217Wc3rju.png]]
846 +
847 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/SFTP%20Client.zip]]
848 +
849 += 36 Wechat Official Account Notification Push =
850 +
851 +This example shows how to set up the Wechat official account sandbox to test the alarm push.
852 +
853 +[[Wechat Official Platform Sandbox>>https://mp.weixin.qq.com/debug/cgi-bin/sandboxinfo?action=showinfo&t=sandbox/index]]
854 +
855 +To register a formal WeChat Official Account, please forward to:
856 +
857 +[[Weixin Official Accounts Platform>>url:https://mp.weixin.qq.com/]]
858 +
859 +~1. Login into the platform, and user can see the appID and appSecret, copy them for the further use.
860 +
861 +(% style="text-align:center" %)
862 +[[image:wechataccount.png]]
863 +
864 +2. User can scan the QR code on the left side to subscribe push notifications. And copy the Wechat ID.
865 +
866 +(% style="text-align:center" %)
867 +[[image:wechatID.png]]
868 +
869 +3. Click [Add test template] to create a new notification template.
870 +
871 +(% style="text-align:center" %)
872 +[[image:wechatTempalte.png]]
873 +
874 +4. Enter the title and content, then click submission, the content must follow this format: text: ~{~{text.DATA}}
875 +
876 +For example, use Alarm: ~{~{Alarm.DATA}}. For multiple lines, format the content as follows:
877 +
878 +{{code language="lua"}}
879 +Device: {{Device.DATA}}
880 +Alarm: {{Alarm.DATA}}
881 +Time: {{Time.DATA}}
882 +{{/code}}
883 +
884 +(% style="text-align:center" %)
885 +[[image:wechatTempalteConten2.png]]
886 +
887 +5. After the template is created, copy the template ID.
888 +
889 +(% style="text-align:center" %)
890 +[[image:wechatCopyTempalte.png]]
891 +
892 +6. Paste all these IDs(appID, appSecret, wechatID and templateID) into the lua script.
893 +
894 +(% style="text-align:center" %)
895 +[[image:wechatscriptcopyID.png]]
896 +
897 +7. Trigger the alarm condition, and you will receive an alarm notification from the WeChat Official Account.
898 +
899 +(% style="text-align:center" %)
900 +[[image:WechatResultResize.jpg]]
901 +
902 +[[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/WechatAlarmPushNotify.zip]]
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