https://www.soscisurvey.de/help/ 2026-04-28T20:15:45+00:00 https://www.soscisurvey.de/help/ https://www.soscisurvey.de/help/lib/exe/fetch.php/wiki:dokuwiki.svg text/html 2022-03-01T14:24:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:addon?rev=1646144675&do=diff Installing Additional Server Modules The following additional modules are available for SoSci Survey: * Descriptive data analysis * Automated data export * Single Sign-On (for preparation see Single Sign-On (SSO)) The modules are subject to a charge and can be downloaded as ZIP files after ordering at text/html 2015-02-13T14:05:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:caching?rev=1423836336&do=diff Write Caching for Questionnaires The user's responses are stored every time they click on Next. As responses are normally stored in a database, this can result in a bottleneck if a lot of questionnaires are running at the same time. Instead of writing questionnaires directly to the database, SoSci Survey offers the option of storing responses in a cache on the hard-disk. text/html 2021-07-20T08:11:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:copy?rev=1626768677&do=diff Copy SoSci Survey on Webserver Unpack the SoSci Survey installation package and cpy the files in the register that was intened for this purpose on the server. The following examples assume that you install SoSci Survey on the server www.domain.tld text/html 2021-04-29T19:55:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:crontask?rev=1619726113&do=diff Scheduled Tasks SoSci Survey has several time-controlled features, e.g. it can transfer questionnaires to the database when the server is not so busy (Caching for Questionnaires), send mailings at certain times, or (still in development) provide regular notifications regarding the number of survey participants. text/html 2024-04-21T18:24:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:data?rev=1713723876&do=diff Data in SoSci Survey SoSci Survey saves data in the file system and in a database. The tables further down on this page give an overview as to where which data will be saved. * The file system consists of the program itself, the configuration, uploaded files and temporary data. The latter includes cached questions, possibly survey data as well ( text/html 2021-09-30T12:48:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:install?rev=1633006120&do=diff Initialisation of the Installation * Call the SoSci Survey directory in the browser -- via HTTP or HTTPS: (http://www.domain.tld/sosci/). The URL is composed of domain and directory. * You should now see a notice that installation is required -- text/html 2015-04-23T18:58:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:maintenance?rev=1429815496&do=diff Regular Server Maintenance Some tasks have to be run on the survey server regularly: archiving old projects, deleting temporary files, deleting obsolete user accounts (inactive members) and optimization of database tables. A maintenance script /admin/cronjob.php text/html 2021-06-30T14:52:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:performance?rev=1625064720&do=diff Optimizing Server Performance Normally, one of the web server's default configurations for SoSci Survey is perfectly sufficient for 500 or 1000 questionnaires per hour. However, if all that is available is less powerful software (e.g. a laptop as a mobile survey server), or if a larger number of questionnaires are running at the same time, the configuration of the web server has to be optimized slightly. text/html 2021-09-30T15:04:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:permissions_linux?rev=1633014293&do=diff Access Rights (Linux) Linux stores for each individual file who owns it (owner and group) and what access rights the owner, the group and other users have. The owner can be changed by means of chown, the access rights are adjusted by means of chmod. The web server and the PHP process often run with the rights of the user text/html 2021-09-30T13:14:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:permissions?rev=1633007687&do=diff File Access Rights In most cases the webserver is only allowed to read the files on the hard disc. Therefore you have to assign write permossion for some directories. The write permission setup varies depending on the server: * If you access the server via text/html 2021-06-30T11:00:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:php-settings?rev=1625050824&do=diff PHP-Settings The installation routine (see below) checks the PHP settings and warns about possible problems. One setting that usually needs to be changed concerns file sizes: * By default, PHP only accepts files up to 2 MB when uploading files in a form. If SoSci Survey should also support uploading of media files, this is too little. text/html 2022-06-11T07:54:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:plugins?rev=1654934041&do=diff Plugins SoSci Survey supports several plugins for use in survey projects or for server management. This chapter describes how to install plugins onto a server. reCaptcha A captcha can be used in the questionnaire to check if the participant is a real person or just a computer. SoSci Survey is able to insert the text/html 2021-06-30T14:47:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:prepare?rev=1625064458&do=diff Preparation The following software is helpful or required for the installation: * If the server is not running on the local computer, you will need an FTP program to transfer files to the server, e.g. FileZilla. * For the maintenance of the database a frontend is helpful, e.g. text/html 2021-07-20T09:10:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:prepare2apache?rev=1626772203&do=diff Preparation Apache Webserver Tip: If you changed the apache cofiguration the webserver has to be rebooted. Apache 2 can do this without interrupting all running connections (and surveys). * A gentle reboot can be done via apache2ctl graceful -- but in this case the server is not reachable for a few seconds. text/html 2023-08-31T06:11:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:requirements?rev=1693462266&do=diff System Requirements For the installation of SoSci Survey a working webserver with suppoert on PHP and database. The installation requires the following software: * Webserver (Apache, nginx or for Windows Server IIS) or Webspace with PHP/MySQL (s. below) text/html 2025-06-29T19:47:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:security?rev=1751226446&do=diff Server Security A web server is used to make content available to a wide audience. At the same time, this means that third parties interact with the server. As a rule, there are (mostly automated) attacks on web servers several times a day. The goal here is to obtain protected data by exploiting security vulnerabilities or to abuse the server for criminal purposes. text/html 2025-12-01T13:02:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:sso-shibboleth?rev=1764594141&do=diff Single Sign-On (SSO) via Shibboleth/SAML2 Für SoSci Survey an additional module is available to enable login via Shibboleth/SAML2 or LDAP. This chapter explaines preparation and use of this additional module. Preparation SoSci Survey Update your installtion of SoSci Survey to version 3.2.37 or later ( text/html 2021-07-22T20:09:57+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:start?rev=1626984597&do=diff Installation on a Web Server This chapter describes the installation of SoSci Survey on an own web server. If you want to update an already existing installation of SoSci Survey, please read Update of the installation. Note: This chapter is not relevant if you want to use SoSci Survey on an already existing survey server (e. g. text/html 2024-04-07T07:46:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:update?rev=1712476004&do=diff Installation Update Each SoSci Survey installation package is also an update package at the same time. If this is yet to be done, download the latest installation package in the Download-Portal. You need your license data (password) in order to download this. For the provision of interim versions and important security updates we provide a direct download link (via text/html 2021-06-30T10:45:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.soscisurvey.de/help/doku.php/en:server:users?rev=1625049900&do=diff Processes and Users on a Web Server This section describes the various parties that act on a web server. This background knowledge is helpful if any permissions or login data do not work. * The operating system on the server (usually Linux or Windows) controls which users may access which files in the local file system. The users here are not persons, but processes (programs).