2017-04-04 9 views
0

考慮:使用XML新星拉值

<UOIS UOI_ID="9352923211a63c6fe6643832d3c4a7786e21ed26" CONTENT_TYPE="VIDEO" NAME="TR2014_295_11_1a_PM.mov" VERSION="1" METADATA_STATE_DT="2016-06-03 17:01:10.0" METADATA_STATE_USER_ID="1" IMPORT_DT="2016-06-03 13:35:58.0" IMPORT_USER_ID="1" MASTER_OBJ_MIME_TYPE="video/quicktime" MODEL_ID="30001"> 
<FILE_SIZE_VIEW CONTENT_SIZE="100948.92  " /> 
<SI_AV_ASSET_METADATA VIDEO_BIT_RATE="226 Mbps" REGIONAL_ENCODING_FORMAT="NTSC" DC_TITLE="TR2014_295_11_1a_PM.mov" VIDEO_ORIGINATION_FORMAT="Betacam SP" AV_ASSET_TYPE="Video - Original" MODIFICATION="Editing Allowed" /> 
<SI_AUDIO_LANGUAGE_DTLS LANGUAGE="English" /> 
<SI_ASSET_METADATA HOT_FOLDER_IMPORT_ID="23335" PUBLIC_USE="No" PRIMARY_CREATOR="Bl" CAPTURE_DEVICE="Captured via Sony DVW-A500 Digital Betacam VTR, SDI to Blackmagic UltraStudio Express ADC to Blackmagic Media Express software" IS_RESTRICTED="No" OWNING_UNIT_UNIQUE_NAME="NMAAHC-TR2014_295_11_1a_PM" ALTERNATE_IDENTIFIER_1="TR2014.295" COLOR_SPACE="YCbCr " EMBARGO="No" /> 
</UOIS> 

如何扳爲UOI_IDOWNING_UNIT_UNIQUE_NAME值是多少? 如何從不同標籤中提取屬性並進行連接是基本問題。

回答

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假設SI_ASSET_METADATAUOIS直接子(目前,尚不清楚,因爲UOIS元素不是封閉的):

xmlstarlet sel -t -m "//UOIS" \ 
     -v "concat(@UOI_ID, ', ' , SI_ASSET_METADATA/@OWNING_UNIT_UNIQUE_NAME)" \ 
     -n your_xml.xml 
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感謝@ har07完美!我也關閉了'UOIS'標籤。 – Bleakley

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如果'SI_ASSET_METADATA'不是'UOIS'的直接子節點,那麼這將如何工作? – Bleakley

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指定從直接子元素到目標元素的準確路徑:'foo/bar/SI_ASSET_METADATA',或使用'.// SI_ASSET_METADATA' – har07