| 1 | = Viewing Revision Logs = |
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| 2 | [[TracGuideToc]] |
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| 3 | |
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| 4 | When you browse the repository, it's always possible to query the |
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| 5 | ''Revision Log'' view corresponding to the path you're currently seeing. |
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| 6 | This will display a list of the most recent changesets in which the |
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| 7 | current path or any other path below it has been modified. |
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| 8 | |
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| 9 | == The Revision Log Form == |
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| 10 | |
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| 11 | It's possible to set the revision at which the revision log should |
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| 12 | start, using the ''View log starting at'' field. An empty value |
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| 13 | or a value of ''head'' is taken to be the newest changeset. |
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| 14 | |
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| 15 | It's also possible to specify the revision at which the log should |
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| 16 | stop, using the ''back to'' field. By default, it's left empty, |
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| 17 | which means the revision log will stop as soon as 100 revisions have |
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| 18 | been listed. |
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| 19 | |
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| 20 | Also, there are three modes of operation of the revision log. |
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| 21 | |
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| 22 | By default, the revision log ''stops on copy'', which means that |
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| 23 | whenever an ''Add'', ''Copy'' or ''Rename'' operation is detected, |
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| 24 | no older revision will be shown. That's very convenient when working |
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| 25 | with branches, as one only sees the history corresponding to what |
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| 26 | has been done on the branch. |
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| 27 | |
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| 28 | It's also possible to indicate that one wants to see what happened |
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| 29 | before a ''Copy'' or ''Rename'' change, by selecting the |
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| 30 | ''Follow copies'' mode. This will cross all copies or renames changes. |
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| 31 | Each time the name of the path changes, there will be an additional |
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| 32 | indentation level. That way, the changes on the different paths |
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| 33 | are easily grouped together visually. |
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| 34 | |
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| 35 | It's even possible to go past an ''Add'' change, in order to see |
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| 36 | if there has been a ''Delete'' change on that path, before |
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| 37 | that ''Add''. This mode corresponds to the mode called |
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| 38 | ''Show only adds, moves and deletes''. |
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| 39 | While quite useful at times, be aware that this operation is quite |
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| 40 | resource intensive. |
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| 41 | |
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| 42 | Finally, there's also a checkbox ''Show full log messages'', |
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| 43 | which controls whether the full content of the commit log message |
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| 44 | should be displayed for each change, or only a shortened version of it. |
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| 45 | |
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| 46 | == The Revision Log Information == |
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| 47 | |
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| 48 | For each revision log entry, there are 7 columns shown: |
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| 49 | 1. The first column contains a pair of radio buttons and should used |
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| 50 | for selecting the ''old'' and the ''new'' revisions that will be |
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| 51 | used for [wiki:TracRevisionLog#viewingtheactualchanges viewing the actual changes]. |
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| 52 | 2. A color code (similar to the one used for the [wiki:TracChangeset#ChangesetHeader changesets]) |
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| 53 | indicating kind of change. |
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| 54 | Clicking on this column refreshes the revision log so that it restarts |
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| 55 | with this change. |
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| 56 | 3. The '''Date''' at which the change was made. |
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| 57 | 4. The '''Revision''' number, displayed as `@xyz`. |
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| 58 | This is a link to the TracBrowser, using that revision as the base line. |
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| 59 | 5. The '''Changeset''' number, displayed as `[xyz]`. |
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| 60 | This is a link to the TracChangeset view. |
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| 61 | 6. The '''Author''' of the change. |
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| 62 | 7. The '''Log Message''', which contains either a summary or the full commit |
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| 63 | log message, depending on the value of the ''Show full log messages'' |
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| 64 | checkbox in the form above. |
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| 65 | |
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| 66 | |
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| 67 | == Inspecting Changes Between Revisions == |
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| 68 | |
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| 69 | The ''View changes...'' buttons (placed above and below the list |
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| 70 | of changes, on the left side) will show the set of differences |
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| 71 | corresponding to the aggregated changes starting from the ''old'' |
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| 72 | revision (first radio-button) to the ''new'' revision (second |
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| 73 | radio-button), in the TracChangeset view. |
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| 74 | |
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| 75 | Note that the ''old'' revision doesn't need to be actually |
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| 76 | ''older'' than the ''new'' revision: it simply gives a base |
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| 77 | for the diff. It's therefore entirely possible to easily |
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| 78 | generate a ''reverse diff'', for reverting what has been done |
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| 79 | in the given range of revisions. |
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| 80 | |
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| 81 | Finally, if the two revisions are identical, the corresponding |
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| 82 | changeset will be shown (same effect as clicking on column 5). |
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| 83 | |
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| 84 | == Alternative Formats == |
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| 85 | |
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| 86 | === The ChangeLog Text === |
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| 87 | |
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| 88 | At the bottom of the page, there's a ''ChangeLog'' link |
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| 89 | that will show the range of revisions as currently shown, |
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| 90 | but as a simple text, matching the usual conventions for |
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| 91 | !ChangeLog files. |
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| 92 | |
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| 93 | === RSS Support === |
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| 94 | |
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| 95 | The revision log also provides a RSS feed to monitor the changes. |
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| 96 | To subscribe to a RSS feed for a file or directory, open its |
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| 97 | revision log in the browser and click the orange 'XML' icon at the bottom |
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| 98 | of the page. For more information on RSS support in Trac, see TracRss. |
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| 99 | |
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| 100 | ---- |
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| 101 | See also: TracBrowser, TracChangeset, TracGuide |